PRODUCT REVIEW
Ren Skincare REN Keep Young Beautiful Firming Smoothing Serum
Can it cause trouble?
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Price as of 8/27/2024 2:43 GMT.
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What can the product work for?
Anti-aging
What does the product description say?
It instantly leaves your skin feeling firmer while reducing the appearance of fine lines to keep your skin looking younger for longer.
hexapeptide-11
0.4% -
0.95%
Irritation risk:
Concentration: Effectiveness:
MEDIUM
A type of peptide. Peptides are excellent moisturizers and might be able support collagen production reducing fine lines and wrinkles
dipalmitoyl hydroxyproline
0.35% -
0.85%
Irritation risk:
Concentration: Effectiveness:
LOW
Is claimed to stimulate collagen and elastin production, as well as work as an anti-oxidant. There is however not enough evidence for its effectiveness
ascorbyl tetraisopalmitate
2.7% -
4.1%
Irritation risk:
Concentration: Insufficient!
A vitamin C derivative. Studies show that is might be effective in reducing hyperpigmentation, but there are no studies confirming that it is effectively converted into the bioavailable form of Vitamin C in skin. It is not clear how this derivative compares in effectiveness to the topical application of bioavailable form of vitamin C (L-ascorbic acid)
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Moisturizing
What does the product description say?
Follow with moisturiser.
sodium hyaluronate
0.35% -
0.8%
Irritation risk:
Concentration: Effectiveness: HIGH
One of the best moisturizing ingredients. Attracts water into the upper layer of the skin
glycerin
4% -
6.1%
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
helianthus annuus seed oil
0.1% -
0.35%
Irritation risk:
Concentration: Effectiveness: HIGH
A great emollient due to its high linoleic acid content. One of the most effective plant oils in helping skin hydration and repairing skin barrier function
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Evens skin tone
What does the product description say?
Sirtuin increases the longevity of skin cells to promote natural repair of sun damaged skin and a healthy dose of vitamin C corrects skin tone, illuminates and brightens the complexion.
ascorbyl tetraisopalmitate
2.7% -
4.1%
Irritation risk:
Concentration: Insufficient!
A vitamin C derivative. Studies show that is might be effective in reducing hyperpigmentation, but there are no studies confirming that it is effectively converted into the bioavailable form of Vitamin C in skin. It is not clear how this derivative compares in effectiveness to the topical application of bioavailable form of vitamin C (L-ascorbic acid)
copper gluconate
0.1% -
0.45%
Irritation risk:
Concentration: Insufficient!
Typically used to stabilize the product formulations. It is a salt of polyhydroxy acid (PHA) and in larger concentrations, can help shed the dead cells from the skin surface revealing smoother skin. It can help attract water to the upper layer of the skin. Might to be helpful against acne and clogged pores. Could be helpful in neutralizing free radicals, but solid research is missing
zinc gluconate
0.15% -
0.5%
Irritation risk:
Concentration: Insufficient!
Typically used to stabilize the product formulations. It is a salt of a polyhydroxy acid (PHA) and in larger concentrations, can help shed the dead cells from the skin surface revealing smoother skin. It can help attract water to the upper layer of the skin. Might to be helpful against acne and clogged pores. Could be helpful in neutralizing free radicals, but solid research is missing. Due to the zinc content, might help calm down inflammation in skin
Honesty check
How honest is this product?
| Promise | Can it deliver? |
|---|---|
| Moisturizing | |
| Anti-aging | |
| Evens skin tone |
Total Promises Fulfilled score:
58/100.
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Can it cause trouble?
- Overall product irritation risk
- Acne & comedogenic risk ingredients: 0
Potential irritants
alcohol
1.3% -
1.9%
Irritation risk:
Works for:
Antibacterial
Can be drying and contribute to skin irritation. Used in formulars to dissolve other ingredients, create a thinner product consistency or for its antibacterial properties
panax ginseng root extract
0.3% -
0.75%
Irritation risk:
Works for:
Anti-inflammatory,
Anti-oxidation
A plant extract that might have some anti-inflammatory properties, but solid evidence is lacking. It can be irritating
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Comodogenic ingredients
No comodogenic ingredients detected
User reviews (0)
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| Irritancy | IRRITANCY
HIGH
| IRRITANCY
MEDIUM
| IRRITANCY
MEDIUM
| IRRITANCY
MEDIUM
| IRRITANCY
MEDIUM
| IRRITANCY
MEDIUM
| IRRITANCY
MEDIUM
| IRRITANCY
MEDIUM
| IRRITANCY
LOW
| IRRITANCY
HIGH
| IRRITANCY
HIGH
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Ingredients & concentrations
All ingredients
Key Actives
zinc gluconate
0.15% -
0.5%
Irritation risk:
Works for:
Moisturizing,
Evens skin tone,
Anti-oxidation,
Anti-inflammatory,
Exfoliation,
Anti-blemish,
Anti-aging
Typically used to stabilize the product formulations. It is a salt of a polyhydroxy acid (PHA) and in larger concentrations, can help shed the dead cells from the skin surface revealing smoother skin. It can help attract water to the upper layer of the skin. Might to be helpful against acne and clogged pores. Could be helpful in neutralizing free radicals, but solid research is missing. Due to the zinc content, might help calm down inflammation in skin
ascorbyl tetraisopalmitate
2.7% -
4.1%
Irritation risk:
Works for:
Anti-oxidation,
Anti-aging,
Evens skin tone,
Moisturizing
A vitamin C derivative. Studies show that is might be effective in reducing hyperpigmentation, but there are no studies confirming that it is effectively converted into the bioavailable form of Vitamin C in skin. It is not clear how this derivative compares in effectiveness to the topical application of bioavailable form of vitamin C (L-ascorbic acid)
Show more
Potential irritants
alcohol
1.3% -
1.9%
Irritation risk:
Works for:
Antibacterial
Can be drying and contribute to skin irritation. Used in formulars to dissolve other ingredients, create a thinner product consistency or for its antibacterial properties
panax ginseng root extract
0.3% -
0.75%
Irritation risk:
Works for:
Anti-inflammatory,
Anti-oxidation
A plant extract that might have some anti-inflammatory properties, but solid evidence is lacking. It can be irritating
Show more
Comodogenic ingredients
We couldn't find any comodogenic ingredients in this product
All ingredients
glycerin
4% -
6.1%
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
Show more
Ingredient list view
Water, Glycerin, Cetearyl olivate, Ascorbyl tetraisopalmitate, Palmitoyl hydrolyzed wheat protein, Phospholipids, Rosa canina fruit oil, Alcohol, Vaccinium vitis-idaea seed oil, Caprylic/capric triglyceride, Sorbitan olivate, Hexapeptide-11, Dipalmitoyl hydroxyproline, Sodium hyaluronate, Oryzanol, Panax ginseng root extract, Parfum, Tocopherol, Xanthan gum, Commiphora mukul resin extract, Magnesium aspartate, Zinc gluconate, Phenoxyethanol, Gynostemma pentaphyllum leaf extract, Copper gluconate, Sodium hydroxymethylglycinate, Rosa damascena extract, Helianthus annuus seed oil, Rosmarinus officinalis leaf extract, Limonene, Linalool
Sources
- Glycerol and the skin: holistic approach to its origin and functions
- Assessment of penetration of Ascorbyl Tetraisopalmitate into biological membranes by molecular dynamics
- Stability evaluation of tocopheryl acetate and ascorbyl tetraisopalmitate in isolation and incorporated in cosmetic formulations using thermal analysis
- A new lipophilic pro-vitamin C, tetra-isopalmitoyl ascorbic acid (VC-IP), prevents UV-induced skin pigmentation through its anti-oxidative properties
- New lipophilic pro-vitamin C, tetra-isopalmitoyl ascorbic acid (VC-IP), suppresses senile lentigo through controlling of melanocytes-keratinocytes interaction
- Hyaluronic acid: A key molecule in skin aging
- Hyaluronan (Hyaluronic Acid): a natural moisturizer for skin care
- Antioxidant activity of gamma-oryzanol: Mechanism of action and its effect on oxidative stability of pharmaceutical oils
- Skin Anti-aging Assays of Proanthocyanidin Rich Red Rice Extract, Oryzanol and Other Phenolic Compounds
- Ginseng in Dermatology: A Review
- Antiaging effects of the mixture of Panax ginseng and Crataegus pinnatifida in human dermal fibroblasts and healthy human skin
- Vitamin E in dermatology
- Vitamin E and Skin Health
- Pharmacology and Phytochemistry of Oleo-Gum Resin of Commiphora wightii (Guggulu)
- Magnesium ions inhibit the antigen-presenting function of human epidermal Langerhans cells in vivo and in vitro. Involvement of ATPase, HLA-DR, B7 molecules, and cytokines
- Zinc salts in dermatology
- An overview of zinc and its importance in dermatology-Part II: The association of zinc with some dermatologic disorders
- Zinc, copper and manganese enhanced keratinocyte migration through a functional modulation of keratinocyte integrins
- Evaluation of the effects of topical zinc gluconate in wound healing
- A polyhydroxy acid skin care regimen provides antiaging effects comparable to an alpha-hydroxyacid regimen
- Applications of hydroxy acids: classification, mechanisms, and photoactivity
- Effect of Olive and Sunflower Seed Oil on the Adult Skin Barrier: Implications for Neonatal Skin Care
- Topically Applied Sunflower Seed Oil Prevents Invasive Bacterial Infections in Preterm Infants in Egypt
- Effect of topically applied lipids on surfactant-irritated skin
- Impact of topical oils on the skin barrier: possible implications for neonatal health in developing countries
- Allergic contact dermatitis induced by rosemary leaf extract in a cleansing gel
- Safety Assessment of Rosmarinus officinalis (Rosemary)-Derived Ingredients as Used in Cosmetics