PRODUCT REVIEW
Kerstin Florian Serum C+ Infusion
Can it cause trouble?
Buy from Amazon US $98.00
More options from: $95.00
Price as of 5/11/2023 2:56 GMT.
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Product summary
What can the product work for?
Moisturizing
What does the product description say?
This Vitamin C based serum accelerates the elimination of photo-damage, evens out skin tone, moisturizes the skin and prevents signs of premature aging.
dimethicone
3.1% -
3.8%
Irritation risk:
Concentration: Effectiveness: HIGH
A silicone that helps to reduce water loss from the surface of the skin. Can temporarily "fill in" lines and wrinkles, absorb oil, and create a nice product finish
chlorella vulgaris extract
0.65% -
1%
Irritation risk: Comedogenicity: High
Concentration: Effectiveness:
MEDIUM
A plant extract that can help to attract water to the upper layer of the skin and might have some anti-oxidant and anti-inflammatory properties
methylsilanol hydroxyproline aspartate
4.2% -
5.1%
Irritation risk:
Concentration: Effectiveness:
MEDIUM
An amino-acid. There is not strong evidence of a particular beneficial effect for skin in topical applications, beyond attracting water to the upper layer of the skin
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Anti-aging
What does the product description say?
Benefits Diminishes the appearance of lines and wrinkles.
tetrahexyldecyl ascorbate
1.6% -
1.9%
Irritation risk:
Concentration: Insufficient!
Being a lipid soluble form of vitamin C, it is more stable than ascorbic acid, but still degrades quickly and needs to be stabilized in a formulation with another ingredient. It is claimed to penetrate skin better than pure vitamin C and have the the similar benefits, but solid studies of its effectiveness are lacking. Is likely to require a higher concentration in a product than pure vitamin C to be effective. It might be able to help reduce pore clogging.
Evens skin tone
What does the product description say?
Helps protect skin against free radical damage. Improves skin tone and elasticity. Formula is paraben and oil free.
tetrahexyldecyl ascorbate
1.6% -
1.9%
Irritation risk:
Concentration: Insufficient!
Being a lipid soluble form of vitamin C, it is more stable than ascorbic acid, but still degrades quickly and needs to be stabilized in a formulation with another ingredient. It is claimed to penetrate skin better than pure vitamin C and have the the similar benefits, but solid studies of its effectiveness are lacking. Is likely to require a higher concentration in a product than pure vitamin C to be effective. It might be able to help reduce pore clogging.
Honesty check
How honest is this product?
| Promise | Can it deliver? |
|---|---|
| Moisturizing | |
| Anti-aging | |
| Evens skin tone |
Total Promises Fulfilled score:
25/100.
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Can it cause trouble?
- Overall product irritation risk
- Acne & comedogenic risk ingredients: 2
Potential irritants
citrus grandis peel oil
2.2% -
2.7%
Irritation risk:
A plant oil with high content of volatile compounds that, especially when exposed to air, can cause allergic reactions and irritate the skin
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Comodogenic ingredients
hydrolyzed algin
1.4% -
1.7%
Irritation risk: Comedogenicity: High
Works for:
Moisturizing
Derived from brown algae. Helps attract water to the upper layer of the skin
chlorella vulgaris extract
0.65% -
1%
Irritation risk: Comedogenicity: High
Works for:
Moisturizing,
Anti-inflammatory,
Anti-oxidation
A plant extract that can help to attract water to the upper layer of the skin and might have some anti-oxidant and anti-inflammatory properties
User reviews (0)
Similar products & dupes
| Kerstin Florian - Serum C+ Infusion |  Peter Thomas Roth - Potent C Target Spot Brightener |  Jack Black - Brightening Booster Vitamin C Serum |  DEZI SKIN - CLARO QUE C - Vitamin C Glow Serum |  Dr. Loretta - Anti-Aging Repair Serum |  Paula's choice - Resist Ultra-Light Super Antioxidant Concentrate Serum |  Medik8 - C-Tetra+ Intense Serum |  Glytone - Age-Defying Vitamin C and E Serum |  skinmade - Hyaluronic Acid + Vitamin C serum |  colibri skincare - Vitamin C 20 Booster |  PCA SKIN - Collagen Hydrator | |
| Price | |||||||||||
| WIMJ similarity score |
64%
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| Key ingredients | Common: Other:
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| Irritancy | IRRITANCY
MEDIUM
| IRRITANCY
LOW
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MEDIUM
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MEDIUM
| IRRITANCY
MEDIUM
| IRRITANCY
MEDIUM
| IRRITANCY
MEDIUM
| IRRITANCY
LOW
| IRRITANCY
LOW
| IRRITANCY
LOW
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MEDIUM
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Ingredients & concentrations
All ingredients
Key Actives
tetrahexyldecyl ascorbate
1.6% -
1.9%
Irritation risk:
Works for:
Anti-oxidation,
Anti-aging,
Evens skin tone
Being a lipid soluble form of vitamin C, it is more stable than ascorbic acid, but still degrades quickly and needs to be stabilized in a formulation with another ingredient. It is claimed to penetrate skin better than pure vitamin C and have the the similar benefits, but solid studies of its effectiveness are lacking. Is likely to require a higher concentration in a product than pure vitamin C to be effective. It might be able to help reduce pore clogging.
dimethicone
3.1% -
3.8%
Irritation risk:
Works for:
Moisturizing,
Mattifying
A silicone that helps to reduce water loss from the surface of the skin. Can temporarily "fill in" lines and wrinkles, absorb oil, and create a nice product finish
Show more
Potential irritants
citrus grandis peel oil
2.2% -
2.7%
Irritation risk:
A plant oil with high content of volatile compounds that, especially when exposed to air, can cause allergic reactions and irritate the skin
Show more
Comodogenic ingredients
hydrolyzed algin
1.4% -
1.7%
Irritation risk: Comedogenicity: High
Works for:
Moisturizing
Derived from brown algae. Helps attract water to the upper layer of the skin
chlorella vulgaris extract
0.65% -
1%
Irritation risk: Comedogenicity: High
Works for:
Moisturizing,
Anti-inflammatory,
Anti-oxidation
A plant extract that can help to attract water to the upper layer of the skin and might have some anti-oxidant and anti-inflammatory properties
All ingredients
pentylene glycol
6.2% -
7.6%
Irritation risk:
Works for:
Moisturizing
Used to preserve products, dissolve other ingredients and create a nice product texture
methylsilanol hydroxyproline aspartate
4.2% -
5.1%
Irritation risk:
Works for:
Moisturizing
An amino-acid. There is not strong evidence of a particular beneficial effect for skin in topical applications, beyond attracting water to the upper layer of the skin
Show more
Ingredient list view
Water, Pentylene glycol, Methylsilanol hydroxyproline aspartate, Dimethicone, Citrus grandis peel oil, Citrus aurantium amara peel oil, Tetrahexyldecyl ascorbate, Hydrolyzed algin, Maris aqua, Sea water, Chlorella vulgaris extract, Dimethicone/divinyldimethicone/silsesquioxane crosspolymer, Tropolone, Cyclopentasiloxane, Hydroxyethyl acrylate/sodium acryloyldimethyl taurate copolymer, Dimethicone crosspolymer-3, Xanthan gum, Carbomer, Isohexadecane, Chlorphenesin, Peg-40 stearate, Caprylyl glycol, 1,2-hexanediol, Ethylhexylglycerin, Sodium benzoate, Potassium sorbate, Sodium hydroxide, Polysorbate 60, Disodium edta, Laureth-12