Comparison between Kiehl’s Ultra Pure High-potency 5.0% Niacinamide Serum vs. COSRX The Niacinamide 15 Serum

Find out which product is better for your skin.

Ingredients in both products 2
Components only in Kiehl’s Ultra Pure High-potency 5.0% Niacinamide Serum 8
Components only in COSRX The Niacinamide 15 Serum 13

Face to Face

Components position by position
1
Water
1
Water
2
Niacinamide
2
Pentylene Glycol
3
Glycerin
3
Niacinamide
4
Propanediol
4
Butylene Glycol
5
Methyl Gluceth-20
5
Acetyl Glucosamine
6
Hydroxyacetophenone
6
1,2-Hexanediol
7
Sodium Hyaluronate
7
Zinc PCA
8
Caprylyl Glycol
8
Trehalose
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Positive Effects

Find out what good effects the product has
Both products provide the following effects: Antioxidant, Moisturizing, Acne fighting, Pore Shrinking, Softening, Soothing, Anti-aging, Lightening, Elasticity improvement, Hair conditioning
Effects unique for Ultra Pure High-potency 5.0% Niacinamide Serum:
Rejuvenation, Hair structure improvement, Hair gloss
Effects unique for The Niacinamide 15 Serum:
UV Protection, Cleansing, Lifting, Antiseptic, Deodorant, Regeneration, Hair protection, Hair growth stimulating
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ECO Metrics

Find out how eco-friendly the components are
Vegan
No
No
Cruelty free
No
Yes
Reef friendly
Yes
Yes
Ozone layer safe
Yes
Yes
Organic score
natural
4 out of 10
40%
chemical
5 out of 10
50%
natural
4 out of 15
27%
chemical
10 out of 15
67%

Concerns

Pay attention to this information
-- Extra information --

Components by Skin Type

Find out what components are good or bad for your skin type
Dry skin
Positive: 2Negative: 0
Glycerin#3Sodium Hyaluronate#7
Oily skin
Positive: 0Negative: 0
Sensitive skin
Positive: 0Negative: 0
Dry skin
Positive: 4Negative: 0
Butylene Glycol#41,2-Hexanediol#6Allantoin#11Tocopherol#15
Oily skin
Positive: 1Negative: 0
Allantoin#11
Sensitive skin
Positive: 1Negative: 1
Allantoin#11Citric Acid#14
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