Welcome to our breakdown of the 50 best Kiehl's Ultra Pure High-Potency 5.0% Niacinamide 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 Kiehl's dupes that we've found, check out our best Kiehl's 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!
Vichy's Mineral 89 Probiotic Fractions is the dupe with the most similar ingredients. Our matching methodology puts it at an 80% ingredient match!
Of all of the dupes for this product, Good Molecules's Hyaluronic Acid Serum is the most liked by our community. Our matching algorithm puts it at an 71% overall match!
- Vichy Mineral 89 Probiotic Fractions 1
- Holyplant 10% Niacinamid Serum 2
- Hot Sorry Vernici Niacinamide B3 Serum 3
- Vichy Minéral 89 Hyaluronic Acid Booster 4
- Vichy Minéral 89 Hyaluronic Acid Booster 5
- FaceTheory Porebright Niacinamide 20% Refining Serum 6
- FaceTheory Porebright Serum N20 Pro S4 PRO 7
- Tahnyc Niacinamide 5% + Peptides Antiaging Molecule Serum 8
- Skin Cafe My Therapist Serum 9
- Vichy Minéral 89 Hyaluronic Acid Booster 10
- Ombú Seasonal Cosmetics Niacinamida 20% (Vitamina B3) 11
- Beyoutiful Niacinamide Serum 3% Night & Day Face Serum 12
- Vichy Mineral 89 Face Serum 13
- Mixa Hyalurogel Serum 14
- HOLLAFACE Pore Clarifying Brightening Serum 15
- TommiSkin Night Shift Serum 16
- Edible Beauty Broccoli Blue Light Revitalise Booster 17
- Mixa Sérum Booster Hydratation Hyalurogel 18
- Olay Deep Hydration Vitamin B3 + Hyaluronic Acid 19
- Skin Treats Niacinamide Serum 20
- Banobagi Alpha Radiance Serum 21
- Neutrogena Hydro Boost+ Niacinamide Serum, Fragrance Free 22
- Good Molecules Hyaluronic Acid Serum 23
- E45 Face Hydrating Serum 24
- Naturium Niacinamide Serum 12% Plus Zinc 2% 25
- Alpha-H Vitamin B Serum With Niacinamide 26
- Revolution Beauty Targeted Under Eye Serum - 5% Caffeine + Hyaluronic Acid Serum 27
- Standard Skin and Beauty 2% Alpha Arbutin Serum With Hyaluronic Acid 28
- Rehla Skincare Ultra Intense Face Serum 29
- Vichy Mineral 89 Fortifying and Plumping Daily Booster 30
- BeautyAct 5% Niacinamide Glass Serum 31
- SOQU Moisturizing & Brightening Rice Serum 32
- BioBalance Hyaluronic 3D Multi-Molecular Hyaluronic Acid 1% Super Serum 33
- Kit: No. 3 Concentrate - Goji Berry 34
- Mitomo Elastic Japanese Sake Serum 35
- Kinfairy Anti-Scar Glow Serum 36
- Balea Beauty Expert Plump & Glow Serum 37
- Face Gym Hydro-Bound Hyaluronic Acid + Niacinamide Serum 38
- Skin Cafe My Therapist Serum 39
- Bescher Beauty Sea Cucumber Collagen Blemish Defence Serum 40
- Vichy Mineral 89 Prebiotic Concentrate 41
- Good Molecules Discoloration Correcting Serum 42
- SHEGLAM Melon Melt Niacinamide Serum Primer 43
- Garnier Sakura Glow 10x Ceramide Repairing Serum 44
- ElynsLab Acne Control 10% Niacinamide + 1% Cink PCA + NMF serum 45
- Natural Outcome Niacinamide B-Boost Serum 46
- Revolution Beauty Blemish and Pore Refining Serum 10% Niacinamide + 1% Zinc 47
- ACF VOL.1 Balance 48
- Ombú Seasonal Cosmetics Extracto Orgánico Concentrado De Centella Asiática 49
- Revolution Beauty Niacinamide 15% Blemish & Pore Serum 50
Overview
What it is
Serum with 10 ingredients that contains hyaluronic acid and niacinamide
Cool Features
It is fungal acne (malassezia) safe and 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 and dark spots
Free From
It doesn't contain any harsh alcohols, common allergens, fragrances, oils, parabens, silicones or sulfates
Vichy Mineral 89 Probiotic Fractions
83% match
with the ingredients and function of Kiehl's Ultra Pure High-Potency 5.0% Niacinamide Serum
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, 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!
Holyplant 10% Niacinamid Serum
78% match
with the ingredients and function of Kiehl's Ultra Pure High-Potency 5.0% Niacinamide Serum
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, dry skin, brightening 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!
Hot Sorry Vernici Niacinamide B3 Serum
76% match
with the ingredients and function of Kiehl's Ultra Pure High-Potency 5.0% Niacinamide Serum
Dupe Explained
These products are both serums that contain hyaluronic acid and 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, dry skin, brightening 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!
Vichy Minéral 89 Hyaluronic Acid Booster
76% match
with the ingredients and function of Kiehl's Ultra Pure High-Potency 5.0% Niacinamide Serum
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 dry skin, brightening 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!
Vichy Minéral 89 Hyaluronic Acid Booster
76% match
with the ingredients and function of Kiehl's Ultra Pure High-Potency 5.0% Niacinamide Serum
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 dry skin, brightening 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!
FaceTheory Porebright Niacinamide 20% Refining Serum
75% match
with the ingredients and function of Kiehl's Ultra Pure High-Potency 5.0% Niacinamide Serum
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, dry skin, brightening 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!
FaceTheory Porebright Serum N20 Pro S4 PRO
75% match
with the ingredients and function of Kiehl's Ultra Pure High-Potency 5.0% Niacinamide Serum
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, dry skin, brightening skin, oily skin, reducing pores and dark spots.
Both products are also fungal acne (malassezia) safe and reef safe.
Price Comparison
This dupe is $21.00 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!
Kiehl's Ultra Pure High-Potency 5.0% Niacinamide Serum
73% match
with the ingredients and function of Tahnyc Niacinamide 5% + Peptides Antiaging Molecule Serum
Dupe Explained
These products are both serums that contain hyaluronic acid and 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, 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!
Skin Cafe My Therapist Serum
73% match
with the ingredients and function of Kiehl's Ultra Pure High-Potency 5.0% Niacinamide Serum
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 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!
Vichy Minéral 89 Hyaluronic Acid Booster
72% match
with the ingredients and function of Kiehl's Ultra Pure High-Potency 5.0% Niacinamide Serum
Dupe Explained
These products are both serums that contain hyaluronic acid. 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 dry skin and brightening skin.
Both products are also fungal acne (malassezia) safe and reef safe.
Price Comparison
This dupe is $15.01 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!
Ombú Seasonal Cosmetics Niacinamida 20% (Vitamina B3)
72% match
with the ingredients and function of Kiehl's Ultra Pure High-Potency 5.0% Niacinamide Serum
Dupe Explained
These products are both serums that contain niacinamide. 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, 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!
Beyoutiful Niacinamide Serum 3% Night & Day Face Serum
72% match
with the ingredients and function of Kiehl's Ultra Pure High-Potency 5.0% Niacinamide Serum
Dupe Explained
These products are both serums that contain hyaluronic acid and niacinamide. They've got a total of 6 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, dry skin, brightening skin, oily skin, reducing pores 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?
Check out our full comparison of these two products for all the details!
Vichy Mineral 89 Face Serum
72% match
with the ingredients and function of Kiehl's Ultra Pure High-Potency 5.0% Niacinamide Serum
Dupe Explained
These products are both serums that contain hyaluronic acid. 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 dry skin and brightening skin.
Both products are also fungal acne (malassezia) safe and reef safe.
Price Comparison
This dupe is $5.01 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!
Kiehl's Ultra Pure High-Potency 5.0% Niacinamide Serum
72% match
with the ingredients and function of Mixa Hyalurogel Serum
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, parabens, silicones or sulfates.
They're both likely to be good for fighting acne, dry skin, brightening skin, oily skin, reducing pores 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!
Kiehl's Ultra Pure High-Potency 5.0% Niacinamide Serum
72% match
with the ingredients and function of HOLLAFACE Pore Clarifying Brightening Serum
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, oily skin, reducing pores 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!
TommiSkin Night Shift Serum
72% match
with the ingredients and function of Kiehl's Ultra Pure High-Potency 5.0% Niacinamide Serum
Dupe Explained
These products are both serums that contain hyaluronic acid and 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, dry skin, brightening 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!
Kiehl's Ultra Pure High-Potency 5.0% Niacinamide Serum
72% match
with the ingredients and function of Edible Beauty Broccoli Blue Light Revitalise Booster
Dupe Explained
These products are both serums that contain hyaluronic acid and 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, dry skin, brightening skin, oily skin, reducing pores 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!
Mixa Sérum Booster Hydratation Hyalurogel
72% match
with the ingredients and function of Kiehl's Ultra Pure High-Potency 5.0% Niacinamide Serum
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, parabens, silicones or sulfates.
They're both likely to be good for fighting acne, dry skin, brightening skin, oily skin, reducing pores 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?
Check out our full comparison of these two products for all the details!
Olay Deep Hydration Vitamin B3 + Hyaluronic Acid
72% match
with the ingredients and function of Kiehl's Ultra Pure High-Potency 5.0% Niacinamide Serum
Dupe Explained
These products are both serums that contain hyaluronic acid and 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, dry skin, brightening skin, oily skin, reducing pores 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!
Skin Treats Niacinamide Serum
72% match
with the ingredients and function of Kiehl's Ultra Pure High-Potency 5.0% Niacinamide Serum
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, dry skin, brightening 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!
Banobagi Alpha Radiance Serum
72% match
with the ingredients and function of Kiehl's Ultra Pure High-Potency 5.0% Niacinamide Serum
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, dry skin, brightening skin, oily skin, reducing pores and dark spots.
Both products are also fungal acne (malassezia) safe and reef safe.
Price Comparison
This dupe is $17.70 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!
Kiehl's Ultra Pure High-Potency 5.0% Niacinamide Serum
71% match
with the ingredients and function of Neutrogena Hydro Boost+ Niacinamide Serum, Fragrance Free
Dupe Explained
These products are both serums that contain hyaluronic acid and niacinamide. They've got a total of 6 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, dry skin, brightening skin, oily skin, reducing pores and dark spots.
Both products are also fungal acne (malassezia) safe and reef safe.
Price Comparison
This dupe is $18.90 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!
Kiehl's Ultra Pure High-Potency 5.0% Niacinamide Serum
71% match
with the ingredients and function of Good Molecules Hyaluronic Acid Serum
Dupe Explained
These products are both serums that contain hyaluronic acid. 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 anti aging, dry skin, brightening skin and scar healing.
Both products are also fungal acne (malassezia) safe and reef safe.
Price Comparison
This dupe is $23.00 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!
E45 Face Hydrating Serum
71% match
with the ingredients and function of Kiehl's Ultra Pure High-Potency 5.0% Niacinamide Serum
Dupe Explained
These products are both serums that contain hyaluronic acid. 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 dry skin and brightening skin.
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!
Kiehl's Ultra Pure High-Potency 5.0% Niacinamide Serum
71% match
with the ingredients and function of Naturium Niacinamide Serum 12% Plus Zinc 2%
Dupe Explained
These products are both serums that contain hyaluronic acid and niacinamide. They've got a total of 6 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, dry skin, brightening skin, oily skin, reducing pores and dark spots.
Both products are also fungal acne (malassezia) safe and reef safe.
Price Comparison
This dupe is $21.35 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!
Alpha-H Vitamin B Serum With Niacinamide
71% match
with the ingredients and function of Kiehl's Ultra Pure High-Potency 5.0% Niacinamide Serum
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, oily skin, reducing pores and dark spots.
Both products are also fungal acne (malassezia) safe and reef safe.
Price Comparison
This dupe is $30.00 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!
Revolution Beauty Targeted Under Eye Serum - 5% Caffeine + Hyaluronic Acid Serum
70% match
with the ingredients and function of Kiehl's Ultra Pure High-Potency 5.0% Niacinamide Serum
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, dry skin, brightening skin, oily skin, reducing pores 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!
Standard Skin and Beauty 2% Alpha Arbutin Serum With Hyaluronic Acid
70% match
with the ingredients and function of Kiehl's Ultra Pure High-Potency 5.0% Niacinamide Serum
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, dry skin, brightening 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!
Rehla Skincare Ultra Intense Face Serum
70% match
with the ingredients and function of Kiehl's Ultra Pure High-Potency 5.0% Niacinamide Serum
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, 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!
Kiehl's Ultra Pure High-Potency 5.0% Niacinamide Serum
70% match
with the ingredients and function of Vichy Mineral 89 Fortifying and Plumping Daily Booster
Dupe Explained
These products are both serums that contain hyaluronic acid. 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 dry skin and brightening skin.
Both products are also fungal acne (malassezia) safe and reef safe.
Price Comparison
This dupe is $2.53 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!
BeautyAct 5% Niacinamide Glass Serum
70% match
with the ingredients and function of Kiehl's Ultra Pure High-Potency 5.0% Niacinamide Serum
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, dry skin, brightening 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!
SOQU Moisturizing & Brightening Rice Serum
70% match
with the ingredients and function of Kiehl's Ultra Pure High-Potency 5.0% Niacinamide Serum
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, 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!
BioBalance Hyaluronic 3D Multi-Molecular Hyaluronic Acid 1% Super Serum
70% match
with the ingredients and function of Kiehl's Ultra Pure High-Potency 5.0% Niacinamide Serum
Dupe Explained
These products are both serums that contain hyaluronic acid. 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.
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!
Kiehl's Ultra Pure High-Potency 5.0% Niacinamide Serum
70% match
with the ingredients and function of Kit: No. 3 Concentrate - Goji Berry
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, brightening skin, oily skin, reducing pores 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!
Kiehl's Ultra Pure High-Potency 5.0% Niacinamide Serum
69% match
with the ingredients and function of Mitomo Elastic Japanese Sake Serum
Dupe Explained
These products are both serums that contain hyaluronic acid and niacinamide. They've got a total of 4 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, dry skin, brightening skin, oily skin, reducing pores and dark spots.
Both products are also reef safe.
Price Comparison
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Looking for a full breakdown of the similarities and differences between these two products?
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Kiehl's Ultra Pure High-Potency 5.0% Niacinamide Serum
69% match
with the ingredients and function of Kinfairy Anti-Scar Glow Serum
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, oily skin, reducing pores and dark spots.
Both products are also fungal acne (malassezia) safe and reef safe.
Price Comparison
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Looking for a full breakdown of the similarities and differences between these two products?
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Balea Beauty Expert Plump & Glow Serum
69% match
with the ingredients and function of Kiehl's Ultra Pure High-Potency 5.0% Niacinamide Serum
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, dry skin, brightening 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?
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Face Gym Hydro-Bound Hyaluronic Acid + Niacinamide Serum
69% match
with the ingredients and function of Kiehl's Ultra Pure High-Potency 5.0% Niacinamide Serum
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 or silicones.
They're both likely to be good for fighting acne, dry skin, brightening skin, oily skin, reducing pores and dark spots.
Both products are also fungal acne (malassezia) safe and reef safe.
Price Comparison
This dupe is $42.00 more expensive than the original product.
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Check out our full comparison of these two products for all the details!
Skin Cafe My Therapist Serum
69% match
with the ingredients and function of Kiehl's Ultra Pure High-Potency 5.0% Niacinamide Serum
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 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!
Bescher Beauty Sea Cucumber Collagen Blemish Defence Serum
69% match
with the ingredients and function of Kiehl's Ultra Pure High-Potency 5.0% Niacinamide Serum
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, dry skin, brightening 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!
Kiehl's Ultra Pure High-Potency 5.0% Niacinamide Serum
69% match
with the ingredients and function of Vichy Mineral 89 Prebiotic Concentrate
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, parabens, silicones or sulfates.
They're both likely to be good for dry skin and brightening skin.
Both products are also reef safe.
Price Comparison
This dupe is $0.01 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!
Good Molecules Discoloration Correcting Serum
69% match
with the ingredients and function of Kiehl's Ultra Pure High-Potency 5.0% Niacinamide Serum
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, dry skin, brightening skin, oily skin, reducing pores and dark spots.
Both products are also reef safe.
Price Comparison
This dupe is $10.00 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!
SHEGLAM Melon Melt Niacinamide Serum Primer
69% match
with the ingredients and function of Kiehl's Ultra Pure High-Potency 5.0% Niacinamide Serum
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, parabens, silicones or sulfates.
They're both likely to be good for fighting acne, dry skin, brightening skin, oily skin, reducing pores 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?
Check out our full comparison of these two products for all the details!
Kiehl's Ultra Pure High-Potency 5.0% Niacinamide Serum
69% match
with the ingredients and function of Garnier Sakura Glow 10x Ceramide Repairing Serum
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, 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!
ElynsLab Acne Control 10% Niacinamide + 1% Cink PCA + NMF serum
69% match
with the ingredients and function of Kiehl's Ultra Pure High-Potency 5.0% Niacinamide Serum
Dupe Explained
These products are both serums that contain niacinamide. 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, 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!
Natural Outcome Niacinamide B-Boost Serum
69% match
with the ingredients and function of Kiehl's Ultra Pure High-Potency 5.0% Niacinamide Serum
Dupe Explained
These products are both serums that contain hyaluronic acid and 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, dry skin, brightening skin, oily skin, reducing pores and dark spots.
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!
Revolution Beauty Blemish and Pore Refining Serum 10% Niacinamide + 1% Zinc
68% match
with the ingredients and function of Kiehl's Ultra Pure High-Potency 5.0% Niacinamide Serum
Dupe Explained
These products are both serums that contain niacinamide. 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, 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!
ACF VOL.1 Balance
68% match
with the ingredients and function of Kiehl's Ultra Pure High-Potency 5.0% Niacinamide Serum
Dupe Explained
These products are both serums that contain hyaluronic acid and niacinamide. 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, 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!
Ombú Seasonal Cosmetics Extracto Orgánico Concentrado De Centella Asiática
68% match
with the ingredients and function of Kiehl's Ultra Pure High-Potency 5.0% Niacinamide Serum
Dupe Explained
These products are both serums that contain niacinamide. 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, 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!
Revolution Beauty Niacinamide 15% Blemish & Pore Serum
68% match
with the ingredients and function of Kiehl's Ultra Pure High-Potency 5.0% Niacinamide Serum
Dupe Explained
These products are both serums that contain niacinamide. 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, reducing pores and dark spots.
Both products are also fungal acne (malassezia) safe and reef safe.
Price Comparison
This dupe is $16.50 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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