PRODUCT REVIEW
Keys Soulcare Promise Serum with Niacinamide
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What can the product work for?
Anti-aging
What does the product description say?
niacinamide
5.4% -
8.1%
Irritation risk:
Concentration: Effectiveness: HIGH
Is proven to be effective in reducing blemishes, evening out skin tone and helping to improve lines and wrinkles. It helps the skin to repair sun damage, calm down inflammation and keep maintain good levels of moisture.
The concentration of about 2% is effective for supporting the skin barrier and evening out the skin tone. Concentration of 4-6% is better for helping with acne and balancing the sebum production
3-o-ethyl ascorbic acid
1% -
1.5%
Irritation risk:
Concentration: Effectiveness:
LOW
A vitamin C derivative that is more stable but less potent than pure form of vitamin C. Can help neutralize free radicals and help reduce hyperpigmentation, but the required concentration is likely to be much higher than for the pure form of vitamin C, limiting the ingredient's effectiveness in products
zinc pca
1.9% -
2.8%
Irritation risk:
Concentration: Effectiveness:
LOW
A compound that combines zinc with a hydrating ingredient PCA. Might to be helpful against acne and clogged pores. Can help calm down inflammation in skin. Could be helpful in reducing the formation of free radicals in skin. Might help to reduce fine lines in wrinkles, but solid evidence is missing
Moisturizing
What does the product description say?
tremella fuciformis sporocarp extract
1.1% -
1.7%
Irritation risk:
Concentration: Effectiveness: HIGH
Mushroom extract that helps attract water to the upper layer of the skin
glycerin
3.6% -
5.3%
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
niacinamide
5.4% -
8.1%
Irritation risk:
Concentration: Effectiveness: HIGH
Is proven to be effective in reducing blemishes, evening out skin tone and helping to improve lines and wrinkles. It helps the skin to repair sun damage, calm down inflammation and keep maintain good levels of moisture.
The concentration of about 2% is effective for supporting the skin barrier and evening out the skin tone. Concentration of 4-6% is better for helping with acne and balancing the sebum production
Show more
Anti-blemish
niacinamide
5.4% -
8.1%
Irritation risk:
Concentration: Effectiveness: HIGH
Is proven to be effective in reducing blemishes, evening out skin tone and helping to improve lines and wrinkles. It helps the skin to repair sun damage, calm down inflammation and keep maintain good levels of moisture.
The concentration of about 2% is effective for supporting the skin barrier and evening out the skin tone. Concentration of 4-6% is better for helping with acne and balancing the sebum production
zinc pca
1.9% -
2.8%
Irritation risk:
Concentration: Effectiveness:
MEDIUM
A compound that combines zinc with a hydrating ingredient PCA. Might to be helpful against acne and clogged pores. Can help calm down inflammation in skin. Could be helpful in reducing the formation of free radicals in skin. Might help to reduce fine lines in wrinkles, but solid evidence is missing
Evens skin tone
niacinamide
5.4% -
8.1%
Irritation risk:
Concentration: Effectiveness: HIGH
Is proven to be effective in reducing blemishes, evening out skin tone and helping to improve lines and wrinkles. It helps the skin to repair sun damage, calm down inflammation and keep maintain good levels of moisture.
The concentration of about 2% is effective for supporting the skin barrier and evening out the skin tone. Concentration of 4-6% is better for helping with acne and balancing the sebum production
3-o-ethyl ascorbic acid
1% -
1.5%
Irritation risk:
Concentration: Effectiveness:
MEDIUM
A vitamin C derivative that is more stable but less potent than pure form of vitamin C. Can help neutralize free radicals and help reduce hyperpigmentation, but the required concentration is likely to be much higher than for the pure form of vitamin C, limiting the ingredient's effectiveness in products
Anti-oxidation
3-o-ethyl ascorbic acid
1% -
1.5%
Irritation risk:
Concentration: Effectiveness:
MEDIUM
A vitamin C derivative that is more stable but less potent than pure form of vitamin C. Can help neutralize free radicals and help reduce hyperpigmentation, but the required concentration is likely to be much higher than for the pure form of vitamin C, limiting the ingredient's effectiveness in products
zinc pca
1.9% -
2.8%
Irritation risk:
Concentration: Effectiveness:
LOW
A compound that combines zinc with a hydrating ingredient PCA. Might to be helpful against acne and clogged pores. Can help calm down inflammation in skin. Could be helpful in reducing the formation of free radicals in skin. Might help to reduce fine lines in wrinkles, but solid evidence is missing
tremella fuciformis sporocarp extract
1.1% -
1.7%
Irritation risk:
Concentration: Effectiveness:
LOW
Mushroom extract that helps attract water to the upper layer of the skin
Show more
Honesty check
How honest is this product?
Promise | Can it deliver? |
---|---|
Anti-aging | |
Moisturizing |
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
propylene glycol
2.7% -
4%
Irritation risk:
Works for:
Moisturizing
Helps oil and water mix together and can enhance the penetration of other ingredients into the skin. It can be irritating
3-o-ethyl ascorbic acid
1% -
1.5%
Irritation risk:
Works for:
Anti-oxidation,
Evens skin tone,
Anti-aging
A vitamin C derivative that is more stable but less potent than pure form of vitamin C. Can help neutralize free radicals and help reduce hyperpigmentation, but the required concentration is likely to be much higher than for the pure form of vitamin C, limiting the ingredient's effectiveness in products
Show more
Comodogenic ingredients
No comodogenic ingredients detected
User reviews (1)
Recommend
1 review
0%
|
100%
How would you describe the texture?
1 review
heavy
Light
How much does this product clog
pores?
1 review
Definitely clogs pores
Doesn't clog pores
How would you describe the smell?
1 review
No smell
Light fragrance
Strong fragrance
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Similar products & dupes
Keys Soulcare - Promise Serum with Niacinamide | Formotopia - BFFECT Acno Anti-Acne Serum Sponsored | Biopelle - Emepelle Serum | Mesoestetic - Age Element Brightening Concentrate | e.l.f. - Antioxidant Booster Drops | Peace Out - Acne Serum | It Cosmetics - Bye Bye Dark Spots Niacinamide Serum | The Purest Solutions - Niacinamide %5 + Zinc Pca %1 Intensive Pore Tightening & Lightening Serum TPS100 | Horace - Sérum Acide Salicylique 2 % + Niacinamide 3 % | Esmi Skin Minerals - Brightening Eye Serum | Optimum - Superdrug Optimum Collagen Serum | Formotopia - BFFECT Acno Anti-Acne Serum | |
Price | ||||||||||||
WIMJ similarity score |
77%
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85%
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85%
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82%
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79%
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79%
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79%
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79%
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77%
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77%
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77%
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Key ingredients |
| Common:
Other: | Common:
Other:
| Common:
Other:
| Common:
Other: | Common:
Other: | Common:
Other:
| Common:
Other: | Common:
Other:
| Common:
Other:
| Common:
Other: | Common:
Other: |
Irritancy | IRRITANCY
LOW
| IRRITANCY
LOW
| IRRITANCY
LOW
| IRRITANCY
LOW
| IRRITANCY
MEDIUM
| IRRITANCY
HIGH
| IRRITANCY
HIGH
| IRRITANCY
LOW
| IRRITANCY
LOW
| IRRITANCY
LOW
| IRRITANCY
HIGH
| IRRITANCY
LOW
|
Potential Irritants |
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All ingredients |
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Ingredients & concentrations
All ingredients
Key Actives
niacinamide
5.4% -
8.1%
Irritation risk:
Works for:
Anti-blemish,
Anti-aging,
Evens skin tone,
Moisturizing,
Reduces irritation,
Anti-inflammatory,
Reduces redness,
Antibacterial
Is proven to be effective in reducing blemishes, evening out skin tone and helping to improve lines and wrinkles. It helps the skin to repair sun damage, calm down inflammation and keep maintain good levels of moisture.
The concentration of about 2% is effective for supporting the skin barrier and evening out the skin tone. Concentration of 4-6% is better for helping with acne and balancing the sebum production
zinc pca
1.9% -
2.8%
Irritation risk:
Works for:
Moisturizing,
Anti-inflammatory,
Anti-blemish,
Anti-aging,
Anti-oxidation
A compound that combines zinc with a hydrating ingredient PCA. Might to be helpful against acne and clogged pores. Can help calm down inflammation in skin. Could be helpful in reducing the formation of free radicals in skin. Might help to reduce fine lines in wrinkles, but solid evidence is missing
Show more
Potential irritants
propylene glycol
2.7% -
4%
Irritation risk:
Works for:
Moisturizing
Helps oil and water mix together and can enhance the penetration of other ingredients into the skin. It can be irritating
3-o-ethyl ascorbic acid
1% -
1.5%
Irritation risk:
Works for:
Anti-oxidation,
Evens skin tone,
Anti-aging
A vitamin C derivative that is more stable but less potent than pure form of vitamin C. Can help neutralize free radicals and help reduce hyperpigmentation, but the required concentration is likely to be much higher than for the pure form of vitamin C, limiting the ingredient's effectiveness in products
Show more
Comodogenic ingredients
We couldn't find any comodogenic ingredients in this product
All ingredients
niacinamide
5.4% -
8.1%
Irritation risk:
Works for:
Anti-blemish,
Anti-aging,
Evens skin tone,
Moisturizing,
Reduces irritation,
Anti-inflammatory,
Reduces redness,
Antibacterial
Is proven to be effective in reducing blemishes, evening out skin tone and helping to improve lines and wrinkles. It helps the skin to repair sun damage, calm down inflammation and keep maintain good levels of moisture.
The concentration of about 2% is effective for supporting the skin barrier and evening out the skin tone. Concentration of 4-6% is better for helping with acne and balancing the sebum production
glycerin
3.6% -
5.3%
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, Niacinamide, Glycerin, Propylene glycol, Erythritol, Zinc pca, Ppg-10 methyl glucose ether, Tremella fuciformis sporocarp extract, 3-o-ethyl ascorbic acid, Camellia sinensis leaf powder, Tocopheryl acetate, Peg-32, Peg-180, Xanthan gum, Coceth-7, Ppg-1-peg-9 lauryl glycol ether, Peg-40 hydrogenated castor oil, Disodium edta, Phenoxyethanol, Ethylhexylglycerin, Caprylyl glycol
Sources
- Niacinamide - mechanisms of action and its topical use in dermatology
- Gehring, W. (2004). Nicotinic acid/niacinamide and the skin. Journal of Cosmetic Dermatology, 3(2), 88–93. doi:10.1111/j.1473-2130.2004.00115.x
- Glycerol and the skin: holistic approach to its origin and functions
- Surfactants and experimental irritant contact dermatitis
- Propylene Glycol
- Skin-sensitizing and irritant properties of propylene glycol
- Zinc L-pyrrolidone carboxylate inhibits the UVA-induced production of matrix metalloproteinase-1 by in vitro cultured skin fibroblasts, whereas it enhances their collagen synthesis
- Zinc Therapy in Dermatology: A Review
- Carboxymethylation of polysaccharides from Tremella fuciformis for antioxidant and moisture-preserving activities
- Antioxidant Ability and Stability Studies of 3-O-Ethyl Ascorbic Acid, a Cosmetic Tyrosinase Inhibitor
- Safety Evaluation of Polyethylene Glycol (PEG) Compounds for Cosmetic Use