PRODUCT REVIEW
CosMedix Define Age-Defying Treatment with Hydroxy Acids and Retinol
Buy from Amazon US $78.32
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Price as of 4/11/2024 0:45 GMT.
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Product summary
What can the product work for?
Anti-blemish
What does the product description say?
Define Age-Defying Treatment with Hydroxy Acids and Retinol
retinol
1.7% -
2.5%
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
allantoin
0.1% -
0.45%
Irritation risk:
Concentration: Insufficient!
Helps calm down inflammation in skin and can help reduce itching. Helps to repair the skin barrier and keep skin hydrated
aloe barbadensis leaf juice
0.15% -
0.6%
Irritation risk:
Concentration: Insufficient!
Traditionally used to treat sunburns, dermatitis and inflammation, but evidence for its effectiveness is lacking. The extract can contain humectants that help attract water into the skin
Anti-aging
What does the product description say?
Define Age-Defying Treatment with Hydroxy Acids and Retinol
retinol
1.7% -
2.5%
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
lactic acid
4.3% -
6.5%
Irritation risk:
Concentration: Effectiveness:
MEDIUM
An exfoliating and moisturizing alpha-hydroxy acid (AHA). Typically causes less irritation than other AHAs, for example, glycolic acid. At high concentrations (about 15%), lactic acid can help reduce lines and wrinkles. Recent studies show that lactic acid can support the "good" bacteria living on skin's surface (healthy skin microbiome)
prunus amygdalus dulcis oil
0.15% -
0.65%
Irritation risk:
Concentration: Effectiveness:
LOW
An emollient that softens the skin
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Evens skin tone
What does the product description say?
A blend of Microencapsulated Retinol and AHAs encourage skin renewal to reduce the appearance of wrinkles and imperfections while evening skin tone.
retinol
1.7% -
2.5%
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
lactic acid
4.3% -
6.5%
Irritation risk:
Concentration: Effectiveness: HIGH
An exfoliating and moisturizing alpha-hydroxy acid (AHA). Typically causes less irritation than other AHAs, for example, glycolic acid. At high concentrations (about 15%), lactic acid can help reduce lines and wrinkles. Recent studies show that lactic acid can support the "good" bacteria living on skin's surface (healthy skin microbiome)
Exfoliation
What does the product description say?
This rich, exfoliating and multitasking cream gently resurfaces and hydrates the skin.
lactic acid
4.3% -
6.5%
Irritation risk:
Concentration: Effectiveness: HIGH
An exfoliating and moisturizing alpha-hydroxy acid (AHA). Typically causes less irritation than other AHAs, for example, glycolic acid. At high concentrations (about 15%), lactic acid can help reduce lines and wrinkles. Recent studies show that lactic acid can support the "good" bacteria living on skin's surface (healthy skin microbiome)
retinol
1.7% -
2.5%
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
tartaric acid
0.6% -
1.35%
Irritation risk:
Concentration: Effectiveness:
MEDIUM
An AHA (alpha-hydroxy acid). It oxidizes quickly which makes it less effective in skincare formulations. It can support skin's barrier and moisture levels
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Moisturizing
What does the product description say?
Define Age-Defying Treatment with Hydroxy Acids and Retinol
galactoarabinan
0.15% -
0.5%
Irritation risk:
Concentration: Effectiveness: HIGH
Helps attract water to the upper layer of the skin
glycerin
2.6% -
3.9%
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
lactic acid
4.3% -
6.5%
Irritation risk:
Concentration: Effectiveness: HIGH
An exfoliating and moisturizing alpha-hydroxy acid (AHA). Typically causes less irritation than other AHAs, for example, glycolic acid. At high concentrations (about 15%), lactic acid can help reduce lines and wrinkles. Recent studies show that lactic acid can support the "good" bacteria living on skin's surface (healthy skin microbiome)
Show more
Anti-oxidation
retinol
1.7% -
2.5%
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
tartaric acid
0.6% -
1.35%
Irritation risk:
Concentration: Effectiveness:
MEDIUM
An AHA (alpha-hydroxy acid). It oxidizes quickly which makes it less effective in skincare formulations. It can support skin's barrier and moisture levels
prunus amygdalus dulcis oil
0.15% -
0.65%
Irritation risk:
Concentration: Effectiveness:
LOW
An emollient that softens the skin
Show more
Honesty check
How honest is this product?
| Promise | Can it deliver? |
|---|---|
| Anti-aging | |
| Exfoliation | |
| Evens skin tone | |
| Anti-blemish | |
| Moisturizing |
Total Promises Fulfilled score:
95/100.
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Can it cause trouble?
- Overall product irritation risk
- Acne & comedogenic risk ingredients: 0
Potential irritants
retinol
1.7% -
2.5%
Irritation risk:
Works for:
Anti-oxidation,
Anti-aging,
Exfoliation,
Evens skin tone,
Anti-blemish,
Mattifying
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
hamamelis virginiana water
0.3% -
0.75%
Irritation risk:
Works for:
Anti-inflammatory
A plant extract that can help calm down inflammation in skin. Can, however, itself be irritating
Show more
Comodogenic ingredients
No comodogenic ingredients detected
User reviews (0)
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77%
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| Irritancy | IRRITANCY
HIGH
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MEDIUM
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MEDIUM
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MEDIUM
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MEDIUM
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HIGH
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HIGH
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MEDIUM
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MEDIUM
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MEDIUM
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MEDIUM
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HIGH
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Ingredients & concentrations
All ingredients
Key Actives
retinol
1.7% -
2.5%
Irritation risk:
Works for:
Anti-oxidation,
Anti-aging,
Exfoliation,
Evens skin tone,
Anti-blemish,
Mattifying
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
lactic acid
4.3% -
6.5%
Irritation risk:
Works for:
Exfoliation,
Moisturizing,
Evens skin tone,
Anti-aging
An exfoliating and moisturizing alpha-hydroxy acid (AHA). Typically causes less irritation than other AHAs, for example, glycolic acid. At high concentrations (about 15%), lactic acid can help reduce lines and wrinkles. Recent studies show that lactic acid can support the "good" bacteria living on skin's surface (healthy skin microbiome)
Show more
Potential irritants
retinol
1.7% -
2.5%
Irritation risk:
Works for:
Anti-oxidation,
Anti-aging,
Exfoliation,
Evens skin tone,
Anti-blemish,
Mattifying
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
hamamelis virginiana water
0.3% -
0.75%
Irritation risk:
Works for:
Anti-inflammatory
A plant extract that can help calm down inflammation in skin. Can, however, itself be irritating
Show more
Comodogenic ingredients
We couldn't find any comodogenic ingredients in this product
All ingredients
lactic acid
4.3% -
6.5%
Irritation risk:
Works for:
Exfoliation,
Moisturizing,
Evens skin tone,
Anti-aging
An exfoliating and moisturizing alpha-hydroxy acid (AHA). Typically causes less irritation than other AHAs, for example, glycolic acid. At high concentrations (about 15%), lactic acid can help reduce lines and wrinkles. Recent studies show that lactic acid can support the "good" bacteria living on skin's surface (healthy skin microbiome)
glyceryl stearate
3% -
4.6%
Irritation risk:
Works for:
Cleansing,
Moisturizing
An emollient that softens the skin and forms a protective layer on its surface. Helps water and oil mix together
Show more
Ingredient list view
Water, Lactic acid, Glyceryl stearate, Glycerin, Albumen, Retinol, Cetyl alcohol, Stearic acid, Malic acid, Tartaric acid, Hamamelis virginiana water, Olea europaea fruit oil, Tocopherol, Aloe barbadensis leaf juice, Prunus amygdalus dulcis oil, Galactoarabinan, Allantoin, Lecithin, Bisabolol, Benzyl alcohol, Citrus grandis peel oil, Cananga odorata flower oil, Prunus persica kernel oil
Sources
- Epidermal and dermal effects of topical lactic acid
- Dual Effects of Alpha-Hydroxy Acids on the Skin
- Glycerol and the skin: holistic approach to its origin and functions
- 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
- Control of keratinization with á-hydroxy acids and related compounds: I. Topical treatment of ichthyotic disorders
- Dual Effects of Alpha-Hydroxy Acids on the Skin
- Method of treating wrinkles using tartaric acid
- Impact of the condition of storage of tartaric acid solutions on the production and stability of glyoxylic acid
- Use of “natural” oils for moisturization: Review of olive, coconut, and sunflower seed oil
- Vitamin E in dermatology
- Vitamin E and Skin Health
- Anti-Inflammatory and Skin Barrier Repair Effects of Topical Application of Some Plant Oils
- Profile of wound healing process induced by allantoin