Fundamentals Dupes

Last updated on May 08, 2025

Welcome to our complete breakdown of the top 50 Fundamentals dupes and alternatives that we've found.

If you're searching for dupes of a specific Fundamentals product, you can use our Dupe Finder to search for them!

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!

TheActives L-Ascorbic Acid 15% In Propanediol
Most Similar Ingredients

TheActives's L-Ascorbic Acid 15% In Propanediol is the dupe with the most similar ingredients. Our matching methodology puts it at an 100% ingredient match to Fundamentals's 15% Vitamin C Serum!

The Ordinary Ascorbic Acid 8% + Alpha Arbutin 2%
Most Liked

Of all of the dupes for this product, The Ordinary's Ascorbic Acid 8% + Alpha Arbutin 2% is the most liked by our community. Our matching algorithm puts it at an 87% overall match with Fundamentals's 15% Vitamin C Serum!

Dupe #1

TheActives L-Ascorbic Acid 15% In Propanediol

100% match

with the ingredients and function of Fundamentals 15% Vitamin C Serum

100% Attribute Match
100% Ingredient Match

Dupe Explained

These products are both serums that contain Vitamin C. They've got a total of 2 ingredients in common.

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

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

Both products are also fungal acne (malassezia) safe and 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 #1

Herba Derm Saf Vitamin C Serum

100% match

with the ingredients and function of Fundamentals 15% Vitamin C Serum

100% Attribute Match
100% Ingredient Match

Dupe Explained

These products are both cruelty-free serums that contain Vitamin C. They've got a total of 2 ingredients in common.

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

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

Both products are also fungal acne (malassezia) safe and 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

Fundamentals 15% Vitamin C Serum

88% match

with the ingredients and function of Skin Functional Anti-Oxidant Complexion Firmer

100% Attribute Match
80% Ingredient Match

Dupe Explained

These products are both serums that contain Vitamin C. They've got a total of 2 ingredients in common.

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

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

Both products are also fungal acne (malassezia) safe and 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 #1

Fundamentals 15% Vitamin C Serum

88% match

with the ingredients and function of Skin Functional Anhydrous Vitamin C 10% Ascorbic Acid + 3% Ferulic Acid

100% Attribute Match
80% Ingredient Match

Dupe Explained

These products are both vegan serums that contain Vitamin C. They've got a total of 2 ingredients in common.

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

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

Both products are also fungal acne (malassezia) safe and 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

Hylamide Booster C25

88% match

with the ingredients and function of Fundamentals 15% Vitamin C Serum

100% Attribute Match
80% Ingredient Match

Dupe Explained

These products are both vegan serums that contain Vitamin C. They've got a total of 2 ingredients in common.

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

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

Both products are also fungal acne (malassezia) safe and 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

Gilda Liljeblad Energising Vitamin C Serum

88% match

with the ingredients and function of Fundamentals 15% Vitamin C Serum

100% Attribute Match
80% Ingredient Match

Dupe Explained

These products are both vegan serums that contain Vitamin C. They've got a total of 2 ingredients in common.

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

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

Both products are also fungal acne (malassezia) safe and 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 #1

Niod Ethylated L-Ascorbic Acid 30% Network (Elan)

88% match

with the ingredients and function of Fundamentals 15% Vitamin C Serum

100% Attribute Match
80% Ingredient Match

Dupe Explained

These products are both vegan serums that contain Vitamin C. They've got a total of 2 ingredients in common.

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

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

Both products are also fungal acne (malassezia) safe and 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 #4

The Ordinary Ascorbic Acid 8% + Alpha Arbutin 2%

87% match

with the ingredients and function of Fundamentals 15% Vitamin C Serum

100% Attribute Match
80% Ingredient Match

Dupe Explained

These products are both vegan serums that contain Vitamin C. They've got a total of 2 ingredients in common.

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

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

Both products are also fungal acne (malassezia) safe and 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 #2

United Arrows Beauty Rich Serum 10C

87% match

with the ingredients and function of Fundamentals 15% Vitamin C Serum

98% Attribute Match
80% Ingredient Match

Dupe Explained

These products are both serums that contain Vitamin C. They've got a total of 2 ingredients in common.

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

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

Both products are also fungal acne (malassezia) safe and 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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Dupe #3

The Ordinary 100% L-Ascorbic Acid Powder

81% match

with the ingredients and function of Fundamentals 15% Vitamin C Serum

100% Attribute Match
67% Ingredient Match

Dupe Explained

These products are both vegan serums that contain Vitamin C. They've got a total of 1 ingredient in common.

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

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

Both products are also fungal acne (malassezia) safe and 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 #2

Fundamentals 15% Vitamin C Serum

80% match

with the ingredients and function of FaceTheory Regena C30 Pro Vitamin C Serum

88% Attribute Match
68% Ingredient Match

Dupe Explained

These products are both vegan serums that contain Vitamin C. They've got a total of 2 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, brightening 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 #2

Revolution Beauty Hydrating 2% Alpha Arbutin & Hyaluronic Acid Serum

77% match

with the ingredients and function of Fundamentals 2% Alpha Arbutin + 2% Licorice Extract Serum

75% Attribute Match
71% Ingredient Match

Dupe Explained

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

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

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

Both products are also fungal acne (malassezia) safe and 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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Dupe #3

Glow Glass Hydro Niacin Miracle Drops

76% match

with the ingredients and function of Fundamentals 2% Alpha Arbutin + 2% Licorice Extract Serum

100% Attribute Match
60% Ingredient Match

Dupe Explained

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

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

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

Both products are also fungal acne (malassezia) safe and 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 #4

Skin Functional Blemish corrector 10% Niacinamide + 2% NAG + 1% Succinic Acid + 1% Zinc Serum

76% match

with the ingredients and function of Fundamentals 10% Azelaic Acid Water Serum

92% Attribute Match
59% Ingredient Match

Dupe Explained

These products are both cruelty-free serums that contain niacinamide. They've got a total of 15 ingredients in common.

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

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

Both products are also fungal acne (malassezia) safe and 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 #1

Fundamentals 2% Alpha Arbutin + 2% Licorice Extract Serum

76% match

with the ingredients and function of Skinlex 2% Alpha-Arbutin Serum

86% Attribute Match
65% 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, oils, 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 fungal acne (malassezia) safe and 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 #5

Skin Functional Blemish Corrector 10% Niacinamide

75% match

with the ingredients and function of Fundamentals 10% Azelaic Acid Water Serum

92% Attribute Match
61% Ingredient Match

Dupe Explained

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

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

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

Both products are also fungal acne (malassezia) safe and 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 #4

Ombú Seasonal Cosmetics Niacinamida 20% (Vitamina B3)

75% match

with the ingredients and function of Fundamentals 0,3% Retinol Water Serum

85% Attribute Match
64% Ingredient Match

Dupe Explained

These products are both vegan and cruelty-free serums that contain niacinamide. They've got a total of 6 ingredients in common.

They both do not contain any harsh alcohols, common allergens, fragrances, oils, 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 and dark spots.

Both products are also fungal acne (malassezia) safe and 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 #6

Fundamentals 0,3% Retinol Water Serum

75% match

with the ingredients and function of Revolution Beauty Targeted Under Eye Serum - 5% Caffeine + Hyaluronic Acid Serum

78% Attribute Match
68% Ingredient Match

Dupe Explained

These products are both vegan and cruelty-free serums that contain niacinamide. They've got a total of 8 ingredients in common.

They both do not contain any harsh alcohols, common allergens, fragrances, oils, 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 and dark spots.

Both products are also fungal acne (malassezia) safe and 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 #6

Dang Lifestyle Ageless Vitamin C Concentrated Serum (Oil Free)

75% match

with the ingredients and function of Fundamentals 15% Vitamin C Serum

100% Attribute Match
60% Ingredient Match

Dupe Explained

These products are both serums that contain Vitamin C. They've got a total of 2 ingredients in common.

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

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

Both products are also fungal acne (malassezia) safe and 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 #5

Kylie Skin Clarifying Exfoliating Toner

75% match

with the ingredients and function of Fundamentals 2% Salicylic Acid Water Exfoliator

88% Attribute Match
61% Ingredient Match

Dupe Explained

These products are both vegan and cruelty-free exfoliators that contain BHA. They've got a total of 4 ingredients in common.

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

They're both likely to be good for fighting acne, dry skin, brightening skin, oily skin and reducing pores.

Both products are also fungal acne (malassezia) safe and 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

Matter Of Fact Brightening + Firming Serum

75% match

with the ingredients and function of Fundamentals 15% Vitamin C Serum

100% Attribute Match
60% Ingredient Match

Dupe Explained

These products are both serums that contain Vitamin C. They've got a total of 2 ingredients in common.

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

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

Both products are also fungal acne (malassezia) safe and 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 #1

Revolution Beauty Niacinamide 15% Blemish & Pore Serum

74% match

with the ingredients and function of Fundamentals 0,3% Retinol Water Serum

85% Attribute Match
62% Ingredient Match

Dupe Explained

These products are both vegan and cruelty-free serums that contain niacinamide. They've got a total of 6 ingredients in common.

They both do not contain any harsh alcohols, common allergens, fragrances, oils, 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 and dark spots.

Both products are also fungal acne (malassezia) safe and 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!

Don't miss the latest dupes
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Dupe #3

Fundamentals 0,3% Retinol Water Serum

74% match

with the ingredients and function of Revolution Beauty Blemish 10% Niacinamide + 1% Zinc Serum

85% Attribute Match
62% Ingredient Match

Dupe Explained

These products are both vegan and cruelty-free serums that contain niacinamide. They've got a total of 6 ingredients in common.

They both do not contain any harsh alcohols, common allergens, fragrances, oils, 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 and dark spots.

Both products are also fungal acne (malassezia) safe and 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

Revolution Beauty Supreme Clarifying Serum

74% match

with the ingredients and function of Fundamentals 0,3% Retinol Water Serum

85% Attribute Match
63% Ingredient Match

Dupe Explained

These products are both vegan and cruelty-free serums that contain niacinamide. They've got a total of 6 ingredients in common.

They both do not contain any harsh alcohols, common allergens, fragrances, oils, 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 and dark spots.

Both products are also fungal acne (malassezia) safe and 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 #7

Viva Cosmetics Vit C Collagen Serum

74% match

with the ingredients and function of Fundamentals 0,3% Retinol Water Serum

75% Attribute Match
68% Ingredient Match

Dupe Explained

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

They both do not contain any harsh alcohols, common allergens, oils, 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 fungal acne (malassezia) safe and 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 #1

Banobagi Alpha Radiance Serum

74% match

with the ingredients and function of Fundamentals 2% Alpha Arbutin + 2% Licorice Extract Serum

82% Attribute Match
62% Ingredient Match

Dupe Explained

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

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

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

Both products are also fungal acne (malassezia) safe and 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 #9

HOLLAFACE Brightening Concentrate Glow Serum

74% match

with the ingredients and function of Fundamentals 2% Alpha Arbutin + 2% Licorice Extract Serum

94% Attribute Match
59% 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, oils, parabens, silicones or sulfates.

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

Both products are also fungal acne (malassezia) safe and 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

Revolution Beauty Supreme Clarifying Serum

73% match

with the ingredients and function of Fundamentals 2% Alpha Arbutin + 2% Licorice Extract Serum

98% Attribute Match
58% Ingredient Match

Dupe Explained

These products are both vegan and cruelty-free serums that contain niacinamide. They've got a total of 5 ingredients in common.

They both do not contain any harsh alcohols, common allergens, fragrances, oils, 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 and dark spots.

Both products are also fungal acne (malassezia) safe and 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

Soul Apothecary Alpha Arbutin Plus Serum

73% match

with the ingredients and function of Fundamentals 2% Alpha Arbutin + 2% Licorice Extract Serum

86% Attribute Match
63% 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, oils, parabens, silicones or sulfates.

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

Both products are also fungal acne (malassezia) safe and 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 #6

Fresh Skinlab Tomato Glass Skin 3 In 1 Vitamin C Brightening Serum

73% match

with the ingredients and function of Fundamentals 2% Alpha Arbutin + 2% Licorice Extract Serum

73% Attribute Match
68% Ingredient Match

Dupe Explained

These products are both vegan serums that contain hyaluronic acid and niacinamide. They've got a total of 7 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 #6

Derma Factory Matrixyl Multi Wrinkle Serum

73% match

with the ingredients and function of Fundamentals 10% Niacinamide + 3% Peptides Serum

98% Attribute Match
56% Ingredient Match

Dupe Explained

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

They both do not contain any harsh alcohols, common allergens, oils, 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 and dark spots.

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 #11

Glow Glass Gentle 0.3% Retinol Serum

73% match

with the ingredients and function of Fundamentals 0,3% Retinol Water Serum

100% Attribute Match
57% Ingredient Match

Dupe Explained

These products are both cruelty-free serums that contain niacinamide and retinoid. They've got a total of 7 ingredients in common.

They both do not contain any harsh alcohols, common allergens, fragrances, oils, 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 fungal acne (malassezia) safe and 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

FaceD Pure Plump HA4 Hyaluronic Acid

73% match

with the ingredients and function of Fundamentals 2% Alpha Arbutin + 2% Licorice Extract Serum

98% Attribute Match
57% Ingredient Match

Dupe Explained

These products are both vegan serums that contain hyaluronic acid and niacinamide. They've got a total of 7 ingredients in common.

They both do not contain any harsh alcohols, common allergens, fragrances, oils, 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 fungal acne (malassezia) safe and 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!

Don't miss the latest dupes
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Dupe #3

Fundamentals 2% Alpha Arbutin + 2% Licorice Extract Serum

73% match

with the ingredients and function of The Pastels Shop "NAA" Clarifying Serum

82% Attribute Match
60% 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, oils, parabens, silicones or sulfates.

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

Both products are also fungal acne (malassezia) safe and 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!

Don't miss the latest dupes
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Dupe #3

Marinne 10% Niacinamide + NAG Serum

73% match

with the ingredients and function of Fundamentals 0,3% Retinol Water Serum

85% Attribute Match
61% Ingredient Match

Dupe Explained

These products are both serums that contain niacinamide. They've got a total of 5 ingredients in common.

They both do not contain any harsh alcohols, common allergens, fragrances, oils, 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 and dark spots.

Both products are also fungal acne (malassezia) safe and 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 #4

Viva Cosmetics Glowing White Serum

72% match

with the ingredients and function of Fundamentals 0,3% Retinol Water Serum

83% Attribute Match
62% Ingredient Match

Dupe Explained

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

They both do not contain any harsh alcohols, common allergens, oils, 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 and dark spots.

Both products are also fungal acne (malassezia) safe and reef safe.

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Dupe #5

Asterwood Naturals Matrixyl 3000 + Argireline Anti Aging Serum

72% match

with the ingredients and function of Fundamentals 10% Niacinamide + 3% Peptides Serum

70% Attribute Match
62% Ingredient Match

Dupe Explained

These products are both cruelty-free serums that contain hyaluronic acid and peptides. They've got a total of 10 ingredients in common.

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

They're both likely to be good for anti aging, dry skin, brightening skin and scar healing.

Both products are also reef safe.

Price Comparison

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Dupe #16

Marinne 10% Niacinamide + NAG Serum

72% match

with the ingredients and function of Fundamentals 2% Alpha Arbutin + 2% Licorice Extract Serum

98% Attribute Match
55% Ingredient Match

Dupe Explained

These products are both serums that contain niacinamide. They've got a total of 5 ingredients in common.

They both do not contain any harsh alcohols, common allergens, fragrances, oils, 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 and dark spots.

Both products are also fungal acne (malassezia) safe and 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 #8

Standard Skin and Beauty 2% Alpha Arbutin Serum With Hyaluronic Acid

72% match

with the ingredients and function of Fundamentals 2% Alpha Arbutin + 2% Licorice Extract Serum

82% Attribute Match
59% Ingredient Match

Dupe Explained

These products are both vegan serums that contain hyaluronic acid and niacinamide. They've got a total of 7 ingredients in common.

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

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

Both products are also fungal acne (malassezia) safe and reef safe.

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Dupe #9

Doa Kozmetik Laktik Asit AHA Tonik %10

72% match

with the ingredients and function of Fundamentals 5% Lactic Acid Water Exfoliator

92% Attribute Match
56% Ingredient Match

Dupe Explained

These products are both cruelty-free exfoliators that contain AHA. They've got a total of 3 ingredients in common.

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

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

Both products are also fungal acne (malassezia) safe and 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 #9

Solved Labs Supercharged Peptides Serum Jelly

72% match

with the ingredients and function of Fundamentals 10% Niacinamide + 3% Peptides Serum

86% Attribute Match
57% Ingredient Match

Dupe Explained

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

They both do not contain any harsh alcohols, common allergens, fragrances, oils, 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 and dark spots.

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 #3

Fundamentals 2% Alpha Arbutin + 2% Licorice Extract Serum

72% match

with the ingredients and function of Dermorepubliq 2% Alpha Arbutin + Niacinamide + HA Dark Spot Corrector

82% Attribute Match
57% Ingredient Match

Dupe Explained

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

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

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

Both products are also fungal acne (malassezia) safe and 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 #7

Emina Bright Stuff Serum

72% match

with the ingredients and function of Fundamentals 0,3% Retinol Water Serum

78% Attribute Match
64% Ingredient Match

Dupe Explained

These products are both serums that contain niacinamide. They've got a total of 7 ingredients in common.

They both do not contain any harsh alcohols, common allergens, fragrances, oils, 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 and dark spots.

Both products are also fungal acne (malassezia) safe and 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 #4

Ombú Seasonal Cosmetics Extracto Orgánico Concentrado De Centella Asiática

72% match

with the ingredients and function of Fundamentals 0,3% Retinol Water Serum

85% Attribute Match
60% Ingredient Match

Dupe Explained

These products are both vegan and cruelty-free serums that contain niacinamide. They've got a total of 6 ingredients in common.

They both do not contain any harsh alcohols, common allergens, fragrances, oils, 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 and dark spots.

Both products are also fungal acne (malassezia) safe and 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

Beyond Beautiful Care+ Retinol 0.03% Facial Serum

72% match

with the ingredients and function of Fundamentals 0,3% Retinol Water Serum

90% Attribute Match
58% Ingredient Match

Dupe Explained

These products are both serums that contain retinoid. They've got a total of 5 ingredients in common.

They both do not contain any harsh alcohols, common allergens, fragrances, oils, 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 fungal acne (malassezia) safe and 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

Fundamentals 2% Alpha Arbutin + 2% Licorice Extract Serum

72% match

with the ingredients and function of Eight Saints Original Cin Niacinamide 10% Serum

98% Attribute Match
56% Ingredient Match

Dupe Explained

These products are both serums that contain hyaluronic acid and niacinamide. They've got a total of 5 ingredients in common.

They both do not contain any harsh alcohols, common allergens, fragrances, oils, 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 fungal acne (malassezia) safe and 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 #11

Revolution Beauty Ultra Plump Hydrating Serum

71% match

with the ingredients and function of Fundamentals 0,3% Retinol Water Serum

78% Attribute Match
60% Ingredient Match

Dupe Explained

These products are both cruelty-free serums that contain niacinamide. They've got a total of 8 ingredients in common.

They both do not contain any harsh alcohols, common allergens, fragrances, oils, 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 and dark spots.

Both products are also fungal acne (malassezia) safe and 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

Revolution Beauty Ultra Plump Hydrating Serum

71% match

with the ingredients and function of Fundamentals 2% Alpha Arbutin + 2% Licorice Extract Serum

90% Attribute Match
58% Ingredient Match

Dupe Explained

These products are both vegan and cruelty-free serums that contain niacinamide. They've got a total of 8 ingredients in common.

They both do not contain any harsh alcohols, common allergens, fragrances, oils, 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 and dark spots.

Both products are also fungal acne (malassezia) safe and 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

Fundamentals 2% Alpha Arbutin + 2% Licorice Extract Serum

71% match

with the ingredients and function of EffectHA Onarıcı Serum (Repairing Serum)

100% Attribute Match
52% Ingredient Match

Dupe Explained

These products are both vegan serums that contain hyaluronic acid and niacinamide. They've got a total of 7 ingredients in common.

They both do not contain any harsh alcohols, common allergens, fragrances, oils, 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 fungal acne (malassezia) safe and 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 #4

Balea Liquid Peeling 2% BHA

71% match

with the ingredients and function of Fundamentals 2% Salicylic Acid Water Exfoliator

92% Attribute Match
55% Ingredient Match

Dupe Explained

These products are both exfoliators that contain BHA. They've got a total of 3 ingredients in common.

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

They're both likely to be good for fighting acne, dry skin, brightening skin, sensitive skin, oily skin and reducing pores.

Both products are also fungal acne (malassezia) safe and 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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