PRODUCT REVIEW
Kiehl's Retinol Fast Release Wrinkle-Reducing Night Serum
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Price as of 4/19/2024 1:38 GMT.
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Product summary
What can the product work for?
Anti-aging
What does the product description say?
Retinol Fast Release Wrinkle-Reducing Night Serum
retinol
0.1% -
0.45%
Irritation risk:
Concentration: Effectiveness: HIGH
Two steps removed from the active form of vitamin A - retinoic acid. Once converted to the retinoic acid in the skin, retinol is proven to be effective against all signs of aging. It improves skin cell turnover, helps fight blemishes and clogged pores, can regulate excess oil production and even skin tone. It can, however, be quite irritating
adenosine
0.3% -
0.75%
Irritation risk:
Concentration: Effectiveness: HIGH
Might help improve cell turnover and reduce inflammation in skin. One study shows that the ingredients might be able to help reduce dynamic wrinkles (for example, in the corners of the eyes or on the forehead)
tocopherol
0.15% -
0.55%
Irritation risk:
Concentration: Insufficient!
Pure form of vitamin E. Can help moisturise and protect the skin from free radicals. Often used to help stabilise other ingredients or the formula itself
Evens skin tone
What does the product description say?
Fine Lines and Wrinkles, Uneven Texture, and Loss of Firmness and Elasticity Formulation.
retinol
0.1% -
0.45%
Irritation risk:
Concentration: Effectiveness: HIGH
Two steps removed from the active form of vitamin A - retinoic acid. Once converted to the retinoic acid in the skin, retinol is proven to be effective against all signs of aging. It improves skin cell turnover, helps fight blemishes and clogged pores, can regulate excess oil production and even skin tone. It can, however, be quite irritating
Moisturizing
What does the product description say?
Fine Lines and Wrinkles, Uneven Texture, and Loss of Firmness and Elasticity Formulation.
polyglycerin-3
1.3% -
1.9%
Irritation risk:
Concentration: Effectiveness: HIGH
Helps to attract water to the upper layer of the skin
betaine
0.4% -
0.9%
Irritation risk:
Concentration: Effectiveness: HIGH
Helps attract water to the upper layer of the skin and improves the product texture
glycerin
4.1% -
6.2%
Irritation risk:
Concentration: Effectiveness: HIGH
One of the best moisturizing ingredients. Naturally present in skin. It attracts water to the upper layer of the skin working as a humectant
Show more
Anti-blemish
retinol
0.1% -
0.45%
Irritation risk:
Concentration: Effectiveness: HIGH
Two steps removed from the active form of vitamin A - retinoic acid. Once converted to the retinoic acid in the skin, retinol is proven to be effective against all signs of aging. It improves skin cell turnover, helps fight blemishes and clogged pores, can regulate excess oil production and even skin tone. It can, however, be quite irritating
Exfoliation
retinol
0.1% -
0.45%
Irritation risk:
Concentration: Effectiveness: HIGH
Two steps removed from the active form of vitamin A - retinoic acid. Once converted to the retinoic acid in the skin, retinol is proven to be effective against all signs of aging. It improves skin cell turnover, helps fight blemishes and clogged pores, can regulate excess oil production and even skin tone. It can, however, be quite irritating
Anti-oxidation
retinol
0.1% -
0.45%
Irritation risk:
Concentration: Effectiveness: HIGH
Two steps removed from the active form of vitamin A - retinoic acid. Once converted to the retinoic acid in the skin, retinol is proven to be effective against all signs of aging. It improves skin cell turnover, helps fight blemishes and clogged pores, can regulate excess oil production and even skin tone. It can, however, be quite irritating
adenosine
0.3% -
0.75%
Irritation risk:
Concentration: Effectiveness:
LOW
Might help improve cell turnover and reduce inflammation in skin. One study shows that the ingredients might be able to help reduce dynamic wrinkles (for example, in the corners of the eyes or on the forehead)
tocopherol
0.15% -
0.55%
Irritation risk:
Concentration: Insufficient!
Pure form of vitamin E. Can help moisturise and protect the skin from free radicals. Often used to help stabilise other ingredients or the formula itself
Honesty check
How honest is this product?
| Promise | Can it deliver? |
|---|---|
| Anti-aging | |
| Moisturizing | |
| Evens skin tone |
Total Promises Fulfilled score:
100/100.
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Can it cause trouble?
- Overall product irritation risk
- Acne & comedogenic risk ingredients: 0
Potential irritants
retinol
0.1% -
0.45%
Irritation risk:
Works for:
Evens skin tone,
Anti-aging,
Anti-oxidation,
Exfoliation,
Mattifying,
Anti-blemish
Two steps removed from the active form of vitamin A - retinoic acid. Once converted to the retinoic acid in the skin, retinol is proven to be effective against all signs of aging. It improves skin cell turnover, helps fight blemishes and clogged pores, can regulate excess oil production and even skin tone. It can, however, be quite irritating
retinol
0.05% -
0.3%
Irritation risk:
Works for:
Anti-blemish,
Mattifying,
Evens skin tone,
Anti-aging,
Anti-oxidation,
Exfoliation
Two steps removed from the active form of vitamin A - retinoic acid. Once converted to the retinoic acid in the skin, retinol is proven to be effective against all signs of aging. It improves skin cell turnover, helps fight blemishes and clogged pores, can regulate excess oil production and even skin tone. It can, however, be quite irritating
Show more
Comodogenic ingredients
No comodogenic ingredients detected
User reviews (0)
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| Irritancy | IRRITANCY
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LOW
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Ingredients & concentrations
All ingredients
Key Actives
retinol
0.1% -
0.45%
Irritation risk:
Works for:
Evens skin tone,
Anti-aging,
Anti-oxidation,
Exfoliation,
Mattifying,
Anti-blemish
Two steps removed from the active form of vitamin A - retinoic acid. Once converted to the retinoic acid in the skin, retinol is proven to be effective against all signs of aging. It improves skin cell turnover, helps fight blemishes and clogged pores, can regulate excess oil production and even skin tone. It can, however, be quite irritating
retinol
0.05% -
0.3%
Irritation risk:
Works for:
Anti-blemish,
Mattifying,
Evens skin tone,
Anti-aging,
Anti-oxidation,
Exfoliation
Two steps removed from the active form of vitamin A - retinoic acid. Once converted to the retinoic acid in the skin, retinol is proven to be effective against all signs of aging. It improves skin cell turnover, helps fight blemishes and clogged pores, can regulate excess oil production and even skin tone. It can, however, be quite irritating
Show more
Potential irritants
retinol
0.1% -
0.45%
Irritation risk:
Works for:
Evens skin tone,
Anti-aging,
Anti-oxidation,
Exfoliation,
Mattifying,
Anti-blemish
Two steps removed from the active form of vitamin A - retinoic acid. Once converted to the retinoic acid in the skin, retinol is proven to be effective against all signs of aging. It improves skin cell turnover, helps fight blemishes and clogged pores, can regulate excess oil production and even skin tone. It can, however, be quite irritating
retinol
0.05% -
0.3%
Irritation risk:
Works for:
Anti-blemish,
Mattifying,
Evens skin tone,
Anti-aging,
Anti-oxidation,
Exfoliation
Two steps removed from the active form of vitamin A - retinoic acid. Once converted to the retinoic acid in the skin, retinol is proven to be effective against all signs of aging. It improves skin cell turnover, helps fight blemishes and clogged pores, can regulate excess oil production and even skin tone. It can, however, be quite irritating
Show more
Comodogenic ingredients
We couldn't find any comodogenic ingredients in this product
All ingredients
glycerin
4.1% -
6.2%
Irritation risk:
Works for:
Moisturizing
One of the best moisturizing ingredients. Naturally present in skin. It attracts water to the upper layer of the skin working as a humectant
propanediol
3.5% -
5.2%
Irritation risk:
Acts as a solvent for other ingredients. Speeds up the absorption of other ingredients into the skin
Show more
Ingredient list view
Water, Glycerin, Propanediol, Butylene glycol, Glycereth-26, Panthenol, 1,2-hexanediol, Polyglycerin-3, C12-14 pareth-12, Phenoxyethanol, Caprylyl glycol, Ammonium acryloyldimethyltaurate/vp copolymer, Betaine, Xanthan gum, Ethylhexylglycerin, Adenosine, Carbomer, Glyceryl acrylate/acrylic acid copolymer, Tromethamine, Glycereth-25 pca isostearate, T-butyl alcohol, Tocopherol, Retinol, Unknown, Cellulose acetate butyrate, Tricaprylin, Retinol, Pentaerythrityl tetra-di-t-butyl hydroxyhydrocinnamate, Silica silylate, Silica, Magnesium stearate
Sources
- Glycerol and the skin: holistic approach to its origin and functions
- Safety Assessment of Glycerin Ethoxylates as Used in Cosmetics
- Skin moisturizing effects of panthenol-based formulations
- Safety Assessment of Panthenol, Pantothenic Acid, and Derivatives as Used in Cosmetics
- The influence of alkane chain length on the skin irritation potential of 1,2-alkanediols
- Evaluation of anti-wrinkle efficacy of adenosine-containing products using the FOITS technique
- Safety Assessment of Tromethamine as Used in Cosmetics
- Amended final report of the safety assessment of t-Butyl Alcohol as used in cosmetics
- Vitamin E in dermatology
- Vitamin E and Skin Health
- Retinoids in the treatment of skin aging: an overview of clinical efficacy and safety
- Improvement of naturally aged skin with vitamin A (retinol)
- A comparative study of the effects of retinol and retinoic acid on histological, molecular, and clinical properties of human skin