COSRX The Vitamin C 13 Serum

Dupes for The Vitamin C 13 Serum by COSRX

Last updated on October 26, 2025

Welcome to our breakdown of the 50 best COSRX The Vitamin C 13 Serum dupes and alternatives.

Looking for dupes for a different product? You can use our Dupe Finder to search for them!

If you'd like to see the all of the COSRX dupes that we've found, check out our best COSRX dupes guide.

We use hundreds of science-backed factors to find you the best dupes.
Learn more about our dupe methodology

Our Roundup

Here's a quick roundup of our findings. Continue reading for the full breakdown!

Iope Gluta Vitamin C Toning Ampoule
Most Similar Ingredients

Iope's Gluta Vitamin C Toning Ampoule is the dupe with the most similar ingredients. Our matching methodology puts it at an 78% ingredient match!

Numbuzin No.5 Vitamin Concentrated Serum
Most Often Compared

Our community frequently compares this product with Numbuzin's No.5 Vitamin Concentrated Serum. Our matching algorithm puts it at an 62% overall match!

Overview

What it is

Serum with 25 ingredients that contains hyaluronic acid, niacinamide, Vitamin C and Vitamin E

Cool Features

It is reef safe

Suited For

It has ingredients that are good for fighting acne, anti aging, dry skin, brightening skin, sensitive skin, oily skin, reducing pores, scar healing, dark spots and better texture

Free From

It doesn't contain any harsh alcohols, common allergens, fragrances, parabens, silicones or sulfates

Dupe #8

COSRX The Vitamin C 13 Serum

83% match

with the ingredients and function of Iope Gluta Vitamin C Toning Ampoule

88% Attribute Match
78% Ingredient Match

Dupe Explained

These products are both serums that contain hyaluronic acid, niacinamide, Vitamin C and Vitamin E. They've got a total of 21 ingredients in common.

They both do not contain any harsh alcohols, common allergens, parabens or sulfates. They both contain oils.

They're both likely to be good for fighting acne, anti aging, dry skin, brightening skin, sensitive skin, oily skin, reducing pores, scar healing, dark spots and better texture.

Both products are also reef safe.

Price Comparison

This dupe is $24.40 less expensive than the original product. Nice find!

Learn more about this dupe

Looking for a full breakdown of the similarities and differences between these two products?

Check out our full comparison of these two products for all the details!

Dupe #1

COSRX The Vitamin C 13 Serum

83% match

with the ingredients and function of Iope Vitamin C Expert 25%

88% Attribute Match
78% Ingredient Match

Dupe Explained

These products are both serums that contain hyaluronic acid, niacinamide, Vitamin C and Vitamin E. They've got a total of 21 ingredients in common.

They both do not contain any harsh alcohols, common allergens, parabens or sulfates. They both contain oils.

They're both likely to be good for fighting acne, anti aging, dry skin, brightening skin, sensitive skin, oily skin, reducing pores, scar healing, dark spots and better texture.

Both products are also reef safe.

Price Comparison

This dupe is $32.20 less expensive than the original product. Nice find!

Learn more about this dupe

Looking for a full breakdown of the similarities and differences between these two products?

Check out our full comparison of these two products for all the details!

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Dupe #3

COSRX The Vitamin C 13 Serum

79% match

with the ingredients and function of Iope The Vitamin C23

73% Attribute Match
73% Ingredient Match

Dupe Explained

These products are both serums that contain hyaluronic acid, niacinamide, Vitamin C and Vitamin E. They've got a total of 20 ingredients in common.

They both do not contain any parabens or sulfates. They both contain oils.

They're both likely to be good for fighting acne, anti aging, dry skin, brightening skin, sensitive skin, oily skin, reducing pores, scar healing, dark spots and better texture.

Both products are also reef safe.

Price Comparison

Learn more about this dupe

Looking for a full breakdown of the similarities and differences between these two products?

Check out our full comparison of these two products for all the details!

Dupe #1

Asune Glutathione V Serum

67% match

with the ingredients and function of COSRX The Vitamin C 13 Serum

86% Attribute Match
50% Ingredient Match

Dupe Explained

These products are both serums that contain hyaluronic acid, niacinamide, Vitamin C and Vitamin E. They've got a total of 13 ingredients in common.

They both do not contain any harsh alcohols, common allergens, parabens, silicones or sulfates.

They're both likely to be good for fighting acne, anti aging, dry skin, brightening skin, sensitive skin, oily skin, reducing pores, scar healing, dark spots and better texture.

Both products are also reef safe.

Learn more about this dupe

Looking for a full breakdown of the similarities and differences between these two products?

Check out our full comparison of these two products for all the details!

Dupe #2

Dr.G 3D Vitamin C Niacinamide 5% Booster Serum

67% match

with the ingredients and function of COSRX The Vitamin C 13 Serum

98% Attribute Match
45% Ingredient Match

Dupe Explained

These products are both serums that contain hyaluronic acid, niacinamide, Vitamin C and Vitamin E. They've got a total of 13 ingredients in common.

They both do not contain any harsh alcohols, common allergens, parabens, silicones or sulfates. They both contain oils.

They're both likely to be good for fighting acne, anti aging, dry skin, brightening skin, sensitive skin, oily skin, reducing pores, scar healing, dark spots and better texture.

Both products are also reef safe.

Price Comparison

Learn more about this dupe

Looking for a full breakdown of the similarities and differences between these two products?

Check out our full comparison of these two products for all the details!

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Dupe #3

Rovectin Vita Dark Spot Serum

66% match

with the ingredients and function of COSRX The Vitamin C 13 Serum

98% Attribute Match
45% Ingredient Match

Dupe Explained

These products are both serums that contain hyaluronic acid, niacinamide, Vitamin C and Vitamin E. They've got a total of 14 ingredients in common.

They both do not contain any harsh alcohols, common allergens, parabens, silicones or sulfates. They both contain oils.

They're both likely to be good for fighting acne, anti aging, dry skin, brightening skin, sensitive skin, oily skin, reducing pores, scar healing, dark spots and better texture.

Both products are also reef safe.

Price Comparison

This dupe is $1.81 less expensive than the original product. Nice find!

Learn more about this dupe

Looking for a full breakdown of the similarities and differences between these two products?

Check out our full comparison of these two products for all the details!

Dupe #4

Arencia Vitamin C Booster Shot

66% match

with the ingredients and function of COSRX The Vitamin C 13 Serum

90% Attribute Match
47% Ingredient Match

Dupe Explained

These products are both serums that contain niacinamide, Vitamin C and Vitamin E. They've got a total of 13 ingredients in common.

They both do not contain any harsh alcohols, common allergens, fragrances, parabens, silicones or sulfates.

They're both likely to be good for fighting acne, anti aging, dry skin, brightening skin, sensitive skin, oily skin, reducing pores, scar healing, dark spots and better texture.

Both products are also reef safe.

Price Comparison

This dupe is $1.20 more expensive than the original product.

Learn more about this dupe

Looking for a full breakdown of the similarities and differences between these two products?

Check out our full comparison of these two products for all the details!

Dupe #5

Make p:rem Glutamin Antioxifant Radiance Serum

65% match

with the ingredients and function of COSRX The Vitamin C 13 Serum

96% Attribute Match
44% Ingredient Match

Dupe Explained

These products are both serums that contain hyaluronic acid, niacinamide, Vitamin C and Vitamin E. They've got a total of 14 ingredients in common.

They both do not contain any harsh alcohols, common allergens, parabens or sulfates. They both contain oils.

They're both likely to be good for fighting acne, anti aging, dry skin, brightening skin, sensitive skin, oily skin, reducing pores, scar healing, dark spots and better texture.

Both products are also reef safe.

Price Comparison

This dupe is $8.13 more expensive than the original product.

Learn more about this dupe

Looking for a full breakdown of the similarities and differences between these two products?

Check out our full comparison of these two products for all the details!

Dupe #6

Frankly Vita Bomb Calming & Relief Serum

65% match

with the ingredients and function of COSRX The Vitamin C 13 Serum

92% Attribute Match
45% Ingredient Match

Dupe Explained

These products are both serums that contain hyaluronic acid, niacinamide, Vitamin C and Vitamin E. They've got a total of 11 ingredients in common.

They both do not contain any harsh alcohols, common allergens, parabens, silicones or sulfates. They both contain oils.

They're both likely to be good for fighting acne, anti aging, dry skin, brightening skin, sensitive skin, oily skin, reducing pores, scar healing, dark spots and better texture.

Both products are also reef safe.

Price Comparison

This dupe is $6.81 less expensive than the original product. Nice find!

Learn more about this dupe

Looking for a full breakdown of the similarities and differences between these two products?

Check out our full comparison of these two products for all the details!

Dupe #7

the Aubree Brightening Serum Concentrate

65% match

with the ingredients and function of COSRX The Vitamin C 13 Serum

98% Attribute Match
41% Ingredient Match

Dupe Explained

These products are both serums that contain hyaluronic acid, niacinamide, Vitamin C and Vitamin E. They've got a total of 8 ingredients in common.

They both do not contain any harsh alcohols, common allergens, fragrances, parabens, silicones or sulfates.

They're both likely to be good for fighting acne, anti aging, dry skin, brightening skin, sensitive skin, oily skin, reducing pores, scar healing, dark spots and better texture.

Both products are also reef safe.

Learn more about this dupe

Looking for a full breakdown of the similarities and differences between these two products?

Check out our full comparison of these two products for all the details!

Dupe #8

Oh K! Illuminating Serum

65% match

with the ingredients and function of COSRX The Vitamin C 13 Serum

90% Attribute Match
47% Ingredient Match

Dupe Explained

These products are both serums that contain hyaluronic acid, niacinamide and Vitamin E. They've got a total of 10 ingredients in common.

They both do not contain any harsh alcohols, common allergens, fragrances, parabens, silicones or sulfates.

They're both likely to be good for fighting acne, anti aging, dry skin, brightening skin, sensitive skin, oily skin, reducing pores, scar healing, dark spots and better texture.

Both products are also reef safe.

Learn more about this dupe

Looking for a full breakdown of the similarities and differences between these two products?

Check out our full comparison of these two products for all the details!

Dupe #9

Dr.G RTX Into Serum Shot

65% match

with the ingredients and function of COSRX The Vitamin C 13 Serum

100% Attribute Match
42% Ingredient Match

Dupe Explained

These products are both serums that contain hyaluronic acid, niacinamide, Vitamin C and Vitamin E. They've got a total of 12 ingredients in common.

They both do not contain any harsh alcohols, common allergens, fragrances, parabens, silicones or sulfates. They both contain oils.

They're both likely to be good for fighting acne, anti aging, dry skin, brightening skin, sensitive skin, oily skin, reducing pores, scar healing, dark spots and better texture.

Both products are also reef safe.

Learn more about this dupe

Looking for a full breakdown of the similarities and differences between these two products?

Check out our full comparison of these two products for all the details!

Dupe #10

Bellflower Vitamin C 20% Serum

65% match

with the ingredients and function of COSRX The Vitamin C 13 Serum

81% Attribute Match
48% Ingredient Match

Dupe Explained

These products are both serums that contain hyaluronic acid, niacinamide and Vitamin C. They've got a total of 10 ingredients in common.

They both do not contain any harsh alcohols, common allergens, fragrances, parabens, silicones or sulfates.

They're both likely to be good for fighting acne, anti aging, dry skin, brightening skin, sensitive skin, oily skin, reducing pores, scar healing, dark spots and better texture.

Both products are also reef safe.

Price Comparison

This dupe is $4.88 less expensive than the original product. Nice find!

Learn more about this dupe

Looking for a full breakdown of the similarities and differences between these two products?

Check out our full comparison of these two products for all the details!

Dupe #11

I Dew Care Bright Side Up

65% match

with the ingredients and function of COSRX The Vitamin C 13 Serum

88% Attribute Match
47% Ingredient Match

Dupe Explained

These products are both serums that contain niacinamide, Vitamin C and Vitamin E. They've got a total of 10 ingredients in common.

They both do not contain any harsh alcohols, common allergens, parabens, silicones or sulfates.

They're both likely to be good for fighting acne, anti aging, dry skin, brightening skin, sensitive skin, oily skin, reducing pores, scar healing, dark spots and better texture.

Both products are also reef safe.

Price Comparison

This dupe is $3.81 less expensive than the original product. Nice find!

Learn more about this dupe

Looking for a full breakdown of the similarities and differences between these two products?

Check out our full comparison of these two products for all the details!

Dupe #12

Jung Saem Mool BeginS Pink Guava Glutathione Blemish Serum

65% match

with the ingredients and function of COSRX The Vitamin C 13 Serum

82% Attribute Match
47% Ingredient Match

Dupe Explained

These products are both serums that contain hyaluronic acid, niacinamide, Vitamin C and Vitamin E. They've got a total of 12 ingredients in common.

They both do not contain any harsh alcohols, parabens, silicones or sulfates. They both contain oils.

They're both likely to be good for fighting acne, anti aging, dry skin, brightening skin, sensitive skin, oily skin, reducing pores, scar healing, dark spots and better texture.

Both products are also reef safe.

Price Comparison

This dupe is $8.20 more expensive than the original product.

Learn more about this dupe

Looking for a full breakdown of the similarities and differences between these two products?

Check out our full comparison of these two products for all the details!

Dupe #13

2SOL Facial Recovery Booster

65% match

with the ingredients and function of COSRX The Vitamin C 13 Serum

83% Attribute Match
49% Ingredient Match

Dupe Explained

These products are both serums that contain hyaluronic acid, niacinamide and Vitamin C. They've got a total of 11 ingredients in common.

They both do not contain any harsh alcohols, common allergens, fragrances, parabens, silicones or sulfates.

They're both likely to be good for fighting acne, anti aging, dry skin, brightening skin, sensitive skin, oily skin, reducing pores, scar healing, dark spots and better texture.

Both products are also reef safe.

Price Comparison

Learn more about this dupe

Looking for a full breakdown of the similarities and differences between these two products?

Check out our full comparison of these two products for all the details!

Dupe #29

COSRX The Vitamin C 13 Serum

65% match

with the ingredients and function of Rojukiss Gluta Vit C Brightening serum

78% Attribute Match
51% Ingredient Match

Dupe Explained

These products are both serums that contain hyaluronic acid, niacinamide and Vitamin C. They've got a total of 11 ingredients in common.

They both do not contain any harsh alcohols, common allergens, fragrances, parabens, silicones or sulfates.

They're both likely to be good for fighting acne, anti aging, dry skin, brightening skin, sensitive skin, oily skin, reducing pores, scar healing, dark spots and better texture.

Both products are also reef safe.

Price Comparison

Learn more about this dupe

Looking for a full breakdown of the similarities and differences between these two products?

Check out our full comparison of these two products for all the details!

Dupe #25

COSRX The Vitamin C 13 Serum

65% match

with the ingredients and function of Dr. Althea Gentle Vitamin C Serum

92% Attribute Match
45% Ingredient Match

Dupe Explained

These products are both serums that contain hyaluronic acid, niacinamide, Vitamin C and Vitamin E. They've got a total of 12 ingredients in common.

They both do not contain any harsh alcohols, common allergens, parabens, silicones or sulfates. They both contain oils.

They're both likely to be good for fighting acne, anti aging, dry skin, brightening skin, sensitive skin, scar healing, dark spots and better texture.

Both products are also reef safe.

Price Comparison

This dupe is $2.32 less expensive than the original product. Nice find!

Learn more about this dupe

Looking for a full breakdown of the similarities and differences between these two products?

Check out our full comparison of these two products for all the details!

Dupe #14

The Formula rx Vitamin C Brightening Serum

64% match

with the ingredients and function of COSRX The Vitamin C 13 Serum

90% Attribute Match
43% Ingredient Match

Dupe Explained

These products are both serums that contain hyaluronic acid, Vitamin C and Vitamin E. They've got a total of 7 ingredients in common.

They both do not contain any harsh alcohols, common allergens, fragrances, parabens, silicones or sulfates.

They're both likely to be good for anti aging, dry skin, brightening skin, sensitive skin, scar healing, dark spots and better texture.

Both products are also reef safe.

Learn more about this dupe

Looking for a full breakdown of the similarities and differences between these two products?

Check out our full comparison of these two products for all the details!

Dupe #15

Cute Press Calming Cica Booster Serum

64% match

with the ingredients and function of COSRX The Vitamin C 13 Serum

81% Attribute Match
48% Ingredient Match

Dupe Explained

These products are both serums that contain hyaluronic acid, niacinamide and Vitamin E. They've got a total of 11 ingredients in common.

They both do not contain any harsh alcohols, common allergens, fragrances, parabens, silicones or sulfates.

They're both likely to be good for fighting acne, anti aging, dry skin, brightening skin, sensitive skin, oily skin, reducing pores, scar healing, dark spots and better texture.

Both products are also reef safe.

Price Comparison

Learn more about this dupe

Looking for a full breakdown of the similarities and differences between these two products?

Check out our full comparison of these two products for all the details!

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Dupe #16

Cell Fusion C Cooling Skin Booster Serum

64% match

with the ingredients and function of COSRX The Vitamin C 13 Serum

90% Attribute Match
46% Ingredient Match

Dupe Explained

These products are both serums that contain hyaluronic acid, niacinamide and Vitamin E. They've got a total of 13 ingredients in common.

They both do not contain any harsh alcohols, common allergens, fragrances, parabens, silicones or sulfates.

They're both likely to be good for fighting acne, anti aging, dry skin, brightening skin, sensitive skin, oily skin, reducing pores, scar healing, dark spots and better texture.

Both products are also reef safe.

Price Comparison

This dupe is $0.80 less expensive than the original product. Nice find!

Learn more about this dupe

Looking for a full breakdown of the similarities and differences between these two products?

Check out our full comparison of these two products for all the details!

Dupe #17

Dear, Klairs Freshly Juiced Vitamin Charging Serum

64% match

with the ingredients and function of COSRX The Vitamin C 13 Serum

90% Attribute Match
44% Ingredient Match

Dupe Explained

These products are both serums that contain hyaluronic acid, niacinamide, Vitamin C and Vitamin E. They've got a total of 10 ingredients in common.

They both do not contain any harsh alcohols, common allergens, parabens, silicones or sulfates.

They're both likely to be good for fighting acne, anti aging, dry skin, brightening skin, sensitive skin, oily skin, reducing pores, scar healing, dark spots and better texture.

Both products are also reef safe.

Price Comparison

This dupe is $3.19 more expensive than the original product.

Learn more about this dupe

Looking for a full breakdown of the similarities and differences between these two products?

Check out our full comparison of these two products for all the details!

Dupe #18

ma:nyo Glutathione 7 Dark Spot Serum

64% match

with the ingredients and function of COSRX The Vitamin C 13 Serum

92% Attribute Match
42% Ingredient Match

Dupe Explained

These products are both serums that contain hyaluronic acid, niacinamide, Vitamin C and Vitamin E. They've got a total of 12 ingredients in common.

They both do not contain any harsh alcohols, common allergens, parabens, silicones or sulfates. They both contain oils.

They're both likely to be good for fighting acne, anti aging, dry skin, brightening skin, sensitive skin, oily skin, reducing pores, scar healing, dark spots and better texture.

Both products are also reef safe.

Price Comparison

This dupe is $3.10 more expensive than the original product.

Learn more about this dupe

Looking for a full breakdown of the similarities and differences between these two products?

Check out our full comparison of these two products for all the details!

Dupe #19

PURITO Pure Vitamin C Serum

64% match

with the ingredients and function of COSRX The Vitamin C 13 Serum

90% Attribute Match
45% Ingredient Match

Dupe Explained

These products are both serums that contain hyaluronic acid, niacinamide and Vitamin C. They've got a total of 9 ingredients in common.

They both do not contain any harsh alcohols, common allergens, fragrances, parabens, silicones or sulfates.

They're both likely to be good for fighting acne, anti aging, dry skin, brightening skin, sensitive skin, oily skin, reducing pores, scar healing, dark spots and better texture.

Both products are also reef safe.

Price Comparison

This dupe is $6.00 less expensive than the original product. Nice find!

Learn more about this dupe

Looking for a full breakdown of the similarities and differences between these two products?

Check out our full comparison of these two products for all the details!

Dupe #20

The Face Shop Alltimate Niacinamaide 10% Serum

64% match

with the ingredients and function of COSRX The Vitamin C 13 Serum

90% Attribute Match
43% Ingredient Match

Dupe Explained

These products are both serums that contain niacinamide, Vitamin C and Vitamin E. They've got a total of 11 ingredients in common.

They both do not contain any harsh alcohols, common allergens, fragrances, parabens, silicones or sulfates.

They're both likely to be good for fighting acne, anti aging, dry skin, brightening skin, sensitive skin, oily skin, reducing pores, scar healing, dark spots and better texture.

Both products are also reef safe.

Price Comparison

This dupe is $0.80 less expensive than the original product. Nice find!

Learn more about this dupe

Looking for a full breakdown of the similarities and differences between these two products?

Check out our full comparison of these two products for all the details!

Dupe #21

Smoochkins Zeedle Shots PDRN Glow Serum

64% match

with the ingredients and function of COSRX The Vitamin C 13 Serum

88% Attribute Match
42% Ingredient Match

Dupe Explained

These products are both serums that contain hyaluronic acid, niacinamide, Vitamin C and Vitamin E. They've got a total of 9 ingredients in common.

They both do not contain any harsh alcohols, common allergens, fragrances, parabens, silicones or sulfates.

They're both likely to be good for fighting acne, anti aging, dry skin, brightening skin, sensitive skin, oily skin, reducing pores, scar healing, dark spots and better texture.

Both products are also reef safe.

Learn more about this dupe

Looking for a full breakdown of the similarities and differences between these two products?

Check out our full comparison of these two products for all the details!

Dupe #19

COSRX The Vitamin C 13 Serum

64% match

with the ingredients and function of Arencia Red Smoothie Serum 8

83% Attribute Match
48% Ingredient Match

Dupe Explained

These products are both serums that contain niacinamide, Vitamin C and Vitamin E. They've got a total of 14 ingredients in common.

They both do not contain any harsh alcohols, common allergens, fragrances, parabens, silicones or sulfates.

They're both likely to be good for fighting acne, anti aging, dry skin, brightening skin, sensitive skin, oily skin, reducing pores, scar healing, dark spots and better texture.

Both products are also reef safe.

Price Comparison

This dupe is $1.60 less expensive than the original product. Nice find!

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Looking for a full breakdown of the similarities and differences between these two products?

Check out our full comparison of these two products for all the details!

Dupe #22

Dr.G 3X Panthenol Hyaluronic Acid Booster Serum

64% match

with the ingredients and function of COSRX The Vitamin C 13 Serum

92% Attribute Match
43% Ingredient Match

Dupe Explained

These products are both serums that contain hyaluronic acid, niacinamide and Vitamin E. They've got a total of 11 ingredients in common.

They both do not contain any harsh alcohols, common allergens, fragrances, parabens, silicones or sulfates. They both contain oils.

They're both likely to be good for fighting acne, anti aging, dry skin, brightening skin, sensitive skin, oily skin, reducing pores, scar healing, dark spots and better texture.

Both products are also reef safe.

Price Comparison

Learn more about this dupe

Looking for a full breakdown of the similarities and differences between these two products?

Check out our full comparison of these two products for all the details!

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Dupe #3

COSRX The Vitamin C 13 Serum

63% match

with the ingredients and function of Isntree Hyper Vitamin C 23 Serum

75% Attribute Match
48% Ingredient Match

Dupe Explained

These products are both serums that contain Vitamin C and Vitamin E. They've got a total of 10 ingredients in common.

They both do not contain any harsh alcohols, common allergens, fragrances, parabens, silicones or sulfates.

They're both likely to be good for anti aging, dry skin, brightening skin, sensitive skin, reducing pores, scar healing, dark spots and better texture.

Both products are also reef safe.

Price Comparison

This dupe is $3.54 more expensive than the original product.

Learn more about this dupe

Looking for a full breakdown of the similarities and differences between these two products?

Check out our full comparison of these two products for all the details!

Dupe #23

Skinlex 10% Niacinamide Serum

63% match

with the ingredients and function of COSRX The Vitamin C 13 Serum

73% Attribute Match
47% Ingredient Match

Dupe Explained

These products are both serums that contain hyaluronic acid and niacinamide. They've got a total of 8 ingredients in common.

They both do not contain any harsh alcohols, common allergens, fragrances, parabens, silicones or sulfates.

They're both likely to be good for fighting acne, anti aging, dry skin, brightening skin, sensitive skin, oily skin, reducing pores, scar healing, dark spots and better texture.

Both products are also reef safe.

Learn more about this dupe

Looking for a full breakdown of the similarities and differences between these two products?

Check out our full comparison of these two products for all the details!

Dupe #24

Tia’m Vita C Source

63% match

with the ingredients and function of COSRX The Vitamin C 13 Serum

86% Attribute Match
42% Ingredient Match

Dupe Explained

These products are both cruelty-free serums that contain hyaluronic acid, niacinamide, Vitamin C and Vitamin E. They've got a total of 8 ingredients in common.

They both do not contain any harsh alcohols, common allergens, parabens, silicones or sulfates. They both contain oils.

They're both likely to be good for fighting acne, anti aging, brightening skin, sensitive skin, scar healing, dark spots and better texture.

Both products are also reef safe.

Price Comparison

This dupe is $8.75 less expensive than the original product. Nice find!

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Check out our full comparison of these two products for all the details!

Dupe #25

Arencia Holy Hyssop Serum 30

63% match

with the ingredients and function of COSRX The Vitamin C 13 Serum

79% Attribute Match
46% Ingredient Match

Dupe Explained

These products are both serums that contain hyaluronic acid, niacinamide, Vitamin C and Vitamin E. They've got a total of 13 ingredients in common.

They both do not contain any harsh alcohols, common allergens, parabens, silicones or sulfates.

They're both likely to be good for fighting acne, anti aging, dry skin, brightening skin, sensitive skin, oily skin, reducing pores, scar healing, dark spots and better texture.

Both products are also reef safe.

Price Comparison

This dupe is $4.36 more expensive than the original product.

Learn more about this dupe

Looking for a full breakdown of the similarities and differences between these two products?

Check out our full comparison of these two products for all the details!

Dupe #26

Numbuzin Glutathione Vitamin Concentrated Serum

63% match

with the ingredients and function of COSRX The Vitamin C 13 Serum

77% Attribute Match
47% Ingredient Match

Dupe Explained

These products are both serums that contain hyaluronic acid, niacinamide, Vitamin C and Vitamin E. They've got a total of 14 ingredients in common.

They both do not contain any harsh alcohols, common allergens, parabens, silicones or sulfates.

They're both likely to be good for fighting acne, anti aging, dry skin, brightening skin, sensitive skin, oily skin, reducing pores, scar healing, dark spots and better texture.

Both products are also reef safe.

Price Comparison

This dupe is $2.17 less expensive than the original product. Nice find!

Learn more about this dupe

Looking for a full breakdown of the similarities and differences between these two products?

Check out our full comparison of these two products for all the details!

Dupe #27

Luxe Organix Whitening Repair Niacinamide 10% Serum

63% match

with the ingredients and function of COSRX The Vitamin C 13 Serum

88% Attribute Match
43% Ingredient Match

Dupe Explained

These products are both serums that contain hyaluronic acid, niacinamide and Vitamin E. They've got a total of 10 ingredients in common.

They both do not contain any harsh alcohols, common allergens, fragrances, parabens or sulfates.

They're both likely to be good for fighting acne, anti aging, dry skin, brightening skin, sensitive skin, oily skin, reducing pores, scar healing, dark spots and better texture.

Both products are also reef safe.

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Dupe #28

Jess Beauty Shine Bright Serum

63% match

with the ingredients and function of COSRX The Vitamin C 13 Serum

81% Attribute Match
46% Ingredient Match

Dupe Explained

These products are both serums that contain hyaluronic acid, niacinamide, Vitamin C and Vitamin E. They've got a total of 12 ingredients in common.

They both do not contain any harsh alcohols, common allergens, fragrances, parabens, silicones or sulfates.

They're both likely to be good for fighting acne, anti aging, dry skin, brightening skin, sensitive skin, oily skin, reducing pores, scar healing, dark spots and better texture.

Both products are also reef safe.

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Looking for a full breakdown of the similarities and differences between these two products?

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Dupe #29

Mizon Hyalugen Le Lift Serum

63% match

with the ingredients and function of COSRX The Vitamin C 13 Serum

90% Attribute Match
43% Ingredient Match

Dupe Explained

These products are both serums that contain hyaluronic acid, niacinamide and Vitamin E. They've got a total of 9 ingredients in common.

They both do not contain any harsh alcohols, common allergens, fragrances, parabens, silicones or sulfates.

They're both likely to be good for fighting acne, anti aging, dry skin, brightening skin, sensitive skin, oily skin, reducing pores, scar healing, dark spots and better texture.

Both products are also reef safe.

Price Comparison

This dupe is $5.20 more expensive than the original product.

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Dupe #30

Cute Press 8 Hr Full Night Sleep Booster Serum

63% match

with the ingredients and function of COSRX The Vitamin C 13 Serum

83% Attribute Match
46% Ingredient Match

Dupe Explained

These products are both serums that contain hyaluronic acid, niacinamide and Vitamin E. They've got a total of 11 ingredients in common.

They both do not contain any harsh alcohols, common allergens, fragrances, parabens, silicones or sulfates.

They're both likely to be good for fighting acne, anti aging, dry skin, brightening skin, sensitive skin, oily skin, reducing pores, scar healing, dark spots and better texture.

Both products are also reef safe.

Price Comparison

Learn more about this dupe

Looking for a full breakdown of the similarities and differences between these two products?

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Dupe #31

Arencia Holy Hyssop Serum 12

63% match

with the ingredients and function of COSRX The Vitamin C 13 Serum

82% Attribute Match
48% Ingredient Match

Dupe Explained

These products are both serums that contain hyaluronic acid, niacinamide, Vitamin C and Vitamin E. They've got a total of 13 ingredients in common.

They both do not contain any harsh alcohols, common allergens, parabens, silicones or sulfates.

They're both likely to be good for fighting acne, anti aging, dry skin, brightening skin, sensitive skin, oily skin, reducing pores, scar healing, dark spots and better texture.

Both products are also reef safe.

Price Comparison

This dupe is $1.60 more expensive than the original product.

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Dupe #32

Yenges Glow Drops Vitamin C Serum 20%

63% match

with the ingredients and function of COSRX The Vitamin C 13 Serum

81% Attribute Match
45% Ingredient Match

Dupe Explained

These products are both serums that contain hyaluronic acid, niacinamide and Vitamin C. They've got a total of 9 ingredients in common.

They both do not contain any harsh alcohols, common allergens, fragrances, parabens, silicones or sulfates. They both contain oils.

They're both likely to be good for fighting acne, anti aging, dry skin, brightening skin, sensitive skin, oily skin, reducing pores, scar healing, dark spots and better texture.

Both products are also reef safe.

Learn more about this dupe

Looking for a full breakdown of the similarities and differences between these two products?

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Dupe #33

VT Cosmetics Vitamin C Astaxanthin Serum

62% match

with the ingredients and function of COSRX The Vitamin C 13 Serum

70% Attribute Match
50% Ingredient Match

Dupe Explained

These products are both serums that contain hyaluronic acid, niacinamide, Vitamin C and Vitamin E. They've got a total of 15 ingredients in common.

They both do not contain any harsh alcohols, parabens, silicones or sulfates. They both contain oils.

They're both likely to be good for fighting acne, anti aging, dry skin, brightening skin, sensitive skin, oily skin, reducing pores, scar healing, dark spots and better texture.

Both products are also reef safe.

Price Comparison

This dupe is $4.42 more expensive than the original product.

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Looking for a full breakdown of the similarities and differences between these two products?

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Dupe #34

G.G.G Cosmetics Wonder Glow Brightening Serum

62% match

with the ingredients and function of COSRX The Vitamin C 13 Serum

81% Attribute Match
44% Ingredient Match

Dupe Explained

These products are both serums that contain hyaluronic acid, niacinamide and Vitamin E. They've got a total of 11 ingredients in common.

They both do not contain any harsh alcohols, common allergens, parabens, silicones or sulfates. They both contain oils.

They're both likely to be good for fighting acne, anti aging, dry skin, brightening skin, sensitive skin, oily skin, reducing pores, scar healing, dark spots and better texture.

Both products are also reef safe.

Learn more about this dupe

Looking for a full breakdown of the similarities and differences between these two products?

Check out our full comparison of these two products for all the details!

Dupe #35

Skinfood Banana PDRN Booster Serum

62% match

with the ingredients and function of COSRX The Vitamin C 13 Serum

77% Attribute Match
46% Ingredient Match

Dupe Explained

These products are both serums that contain hyaluronic acid, niacinamide and Vitamin E. They've got a total of 11 ingredients in common.

They both do not contain any harsh alcohols, common allergens, parabens or sulfates. They both contain oils.

They're both likely to be good for fighting acne, anti aging, dry skin, brightening skin, sensitive skin, oily skin, reducing pores, scar healing, dark spots and better texture.

Both products are also reef safe.

Learn more about this dupe

Looking for a full breakdown of the similarities and differences between these two products?

Check out our full comparison of these two products for all the details!

Dupe #36

Holika Holika Gold Kiwi Vita C+ Brightening Serum

62% match

with the ingredients and function of COSRX The Vitamin C 13 Serum

86% Attribute Match
40% Ingredient Match

Dupe Explained

These products are both cruelty-free serums that contain hyaluronic acid, niacinamide, Vitamin C and Vitamin E. They've got a total of 11 ingredients in common.

They both do not contain any harsh alcohols, common allergens, parabens, silicones or sulfates. They both contain oils.

They're both likely to be good for fighting acne, anti aging, dry skin, brightening skin, sensitive skin, scar healing, dark spots and better texture.

Both products are also reef safe.

Price Comparison

This dupe is $0.80 less expensive than the original product. Nice find!

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Looking for a full breakdown of the similarities and differences between these two products?

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Dupe #37

Feelkeen Pore Solution Radiance Serum

62% match

with the ingredients and function of COSRX The Vitamin C 13 Serum

88% Attribute Match
42% Ingredient Match

Dupe Explained

These products are both serums that contain hyaluronic acid, niacinamide and Vitamin C. They've got a total of 12 ingredients in common.

They both do not contain any harsh alcohols, common allergens, parabens, silicones or sulfates.

They're both likely to be good for fighting acne, anti aging, dry skin, brightening skin, sensitive skin, oily skin, reducing pores, scar healing, dark spots and better texture.

Both products are also reef safe.

Learn more about this dupe

Looking for a full breakdown of the similarities and differences between these two products?

Check out our full comparison of these two products for all the details!

Dupe #38

Numbuzin No.5 Vitamin Concentrated Serum

62% match

with the ingredients and function of COSRX The Vitamin C 13 Serum

77% Attribute Match
45% Ingredient Match

Dupe Explained

These products are both serums that contain hyaluronic acid, niacinamide, Vitamin C and Vitamin E. They've got a total of 14 ingredients in common.

They both do not contain any harsh alcohols, common allergens, parabens, silicones or sulfates.

They're both likely to be good for fighting acne, anti aging, dry skin, brightening skin, sensitive skin, oily skin, reducing pores, scar healing, dark spots and better texture.

Both products are also reef safe.

Price Comparison

This dupe is $1.49 more expensive than the original product.

Learn more about this dupe

Looking for a full breakdown of the similarities and differences between these two products?

Check out our full comparison of these two products for all the details!

Dupe #39

Colibri Skincare Niacinamide Booster

62% match

with the ingredients and function of COSRX The Vitamin C 13 Serum

73% Attribute Match
47% Ingredient Match

Dupe Explained

These products are both serums that contain hyaluronic acid and niacinamide. They've got a total of 9 ingredients in common.

They both do not contain any harsh alcohols, common allergens, fragrances, parabens, silicones or sulfates.

They're both likely to be good for fighting acne, anti aging, dry skin, brightening skin, sensitive skin, oily skin, reducing pores, scar healing, dark spots and better texture.

Both products are also reef safe.

Learn more about this dupe

Looking for a full breakdown of the similarities and differences between these two products?

Check out our full comparison of these two products for all the details!

Dupe #40

T'else Red Orange Niacinamide Serum

62% match

with the ingredients and function of COSRX The Vitamin C 13 Serum

79% Attribute Match
44% Ingredient Match

Dupe Explained

These products are both cruelty-free serums that contain niacinamide, Vitamin C and Vitamin E. They've got a total of 10 ingredients in common.

They both do not contain any harsh alcohols, common allergens, parabens, silicones or sulfates. They both contain oils.

They're both likely to be good for fighting acne, anti aging, dry skin, brightening skin, sensitive skin, scar healing, dark spots and better texture.

Both products are also reef safe.

Price Comparison

This dupe is $2.22 less expensive than the original product. Nice find!

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Looking for a full breakdown of the similarities and differences between these two products?

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Dupe #41

Nineless 10% Niacinamide Serum

62% match

with the ingredients and function of COSRX The Vitamin C 13 Serum

85% Attribute Match
42% Ingredient Match

Dupe Explained

These products are both serums that contain hyaluronic acid, niacinamide, Vitamin C and Vitamin E. They've got a total of 10 ingredients in common.

They both do not contain any harsh alcohols, common allergens, fragrances, parabens, silicones or sulfates.

They're both likely to be good for fighting acne, anti aging, dry skin, brightening skin, sensitive skin, scar healing, dark spots and better texture.

Both products are also reef safe.

Price Comparison

This dupe is $7.80 less expensive than the original product. Nice find!

Learn more about this dupe

Looking for a full breakdown of the similarities and differences between these two products?

Check out our full comparison of these two products for all the details!

Dupe #26

COSRX The Vitamin C 13 Serum

62% match

with the ingredients and function of Dr. Different CEQ Anti-Oxidant Serum

85% Attribute Match
45% Ingredient Match

Dupe Explained

These products are both serums that contain hyaluronic acid, Vitamin C and Vitamin E. They've got a total of 10 ingredients in common.

They both do not contain any harsh alcohols, common allergens, fragrances, parabens, silicones or sulfates. They both contain oils.

They're both likely to be good for fighting acne, anti aging, dry skin, brightening skin, sensitive skin, oily skin, reducing pores, scar healing, dark spots and better texture.

Both products are also reef safe.

Price Comparison

Learn more about this dupe

Looking for a full breakdown of the similarities and differences between these two products?

Check out our full comparison of these two products for all the details!

Dupe #42

Blivu The Real Vita C 20 Ampoule

62% match

with the ingredients and function of COSRX The Vitamin C 13 Serum

88% Attribute Match
42% Ingredient Match

Dupe Explained

These products are both serums that contain hyaluronic acid, niacinamide, Vitamin C and Vitamin E. They've got a total of 12 ingredients in common.

They both do not contain any common allergens, parabens or sulfates. They both contain oils.

They're both likely to be good for fighting acne, anti aging, dry skin, brightening skin, sensitive skin, oily skin, reducing pores, scar healing, dark spots and better texture.

Both products are also reef safe.

Learn more about this dupe

Looking for a full breakdown of the similarities and differences between these two products?

Check out our full comparison of these two products for all the details!

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