PRODUCT REVIEW
Joanna Czech Skincare The C+ Serum
Can it cause trouble?
Appears in
1 routine
Added by [email protected]
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Product summary
What can the product work for?
Evens skin tone
What does the product description say?
dimethylmethoxy chromanyl palmitate
1.1% -
1.7%
Irritation risk:
Concentration: Effectiveness:
MEDIUM
An oil-soluble compound that has been shown in laboratory studies (in a petri dish, not on human volunteers) to inhibit melanin production in skin and help even out the skin tone. More research is needed to understand if it works in real life
tetrahexyldecyl ascorbate
1.8% -
2.7%
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.
Moisturizing
What does the product description say?
caprylic/capric triglyceride
23% -
34%
Irritation risk:
Concentration: Effectiveness: HIGH
A good mix of fatty acids that forms a protective layer on the skin. Improves the shelf life of products. Derived from coconut and glycerin
cylindrotheca fusiformis extract
0.85% -
1.25%
Irritation risk:
Concentration: Effectiveness: HIGH
Helps skin moisturization by attracting water to the upper layer of the skin. Might have some anti-oxidant properties but research confirming effectiveness in skin is lacking
ethylhexyl olivate
5.4% -
8.2%
Irritation risk:
Concentration: Effectiveness: HIGH
Helps soften the upper layer of the skin
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Anti-aging
What does the product description say?
tetrahexyldecyl ascorbate
1.8% -
2.7%
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.
Exfoliation
Honesty check
How honest is this product?
Promise | Can it deliver? |
---|---|
Moisturizing | |
Evens skin tone | |
Anti-aging | |
Exfoliation |
Total Promises Fulfilled score:
37/100.
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Can it cause trouble?
- Overall product irritation risk
- Acne & comedogenic risk ingredients: 0
Potential irritants
caprylic/capric triglyceride
23% -
34%
Irritation risk:
Works for:
Moisturizing
A good mix of fatty acids that forms a protective layer on the skin. Improves the shelf life of products. Derived from coconut and glycerin
Show more
Comodogenic ingredients
No comodogenic ingredients detected
User reviews (0)
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WIMJ similarity score |
56%
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Key ingredients | Common:
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Irritancy | IRRITANCY
MEDIUM
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LOW
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MEDIUM
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LOW
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LOW
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MEDIUM
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MEDIUM
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MEDIUM
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LOW
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MEDIUM
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Ingredients & concentrations
All ingredients
Key Actives
tetrahexyldecyl ascorbate
1.8% -
2.7%
Irritation risk:
Works for:
Anti-aging,
Anti-oxidation,
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.
orbignya oleifera seed oil
1.1% -
1.6%
Irritation risk:
Works for:
Moisturizing,
Anti-inflammatory
A plant oil that can help soften the upper layer of the skin. Might be helpful in calming down inflammation in skin
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Potential irritants
caprylic/capric triglyceride
23% -
34%
Irritation risk:
Works for:
Moisturizing
A good mix of fatty acids that forms a protective layer on the skin. Improves the shelf life of products. Derived from coconut and glycerin
Show more
Comodogenic ingredients
We couldn't find any comodogenic ingredients in this product
All ingredients
caprylic/capric triglyceride
23% -
34%
Irritation risk:
Works for:
Moisturizing
A good mix of fatty acids that forms a protective layer on the skin. Improves the shelf life of products. Derived from coconut and glycerin
ethylhexyl olivate
5.4% -
8.2%
Irritation risk:
Works for:
Moisturizing
Helps soften the upper layer of the skin
squalane
4.6% -
6.9%
Irritation risk:
Works for:
Moisturizing
An oil naturally present in skin. Works as an emollient to soften the skin and form a protective layer on its surface without a greasy feeling.
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Ingredient list view
Caprylic/capric triglyceride, Ethylhexyl olivate, Squalane, Cannabis sativa seed oil, Sclerocarya birrea seed oil, Tetrahexyldecyl ascorbate, Plukenetia volubilis seed oil, Dimethylmethoxy chromanyl palmitate, Orbignya oleifera seed oil, Cylindrotheca fusiformis extract, Pavlova lutheri extract, Teprenone, Tocopheryl linoleate/oleate, Helianthus annuus seed oil, Withania somnifera root extract, Hordeum vulgare extract, Phytosterols, Glycerin, Cucumis sativus seed oil, Phenoxyethanol
Sources
- Hemp (Cannabis sativa L.) seed oil: Analytical and phytochemical characterization of unsaponifiable fraction
- Hemp (Cannabis sativa L.) as a Resource for Green Cosmetics
- Anti-aging potential of extracts from Sclerocarya birrea (A. Rich.) Hochst and its chemical profiling by UPLC-Q-TOF-MS
- Physico-chemical composition and characterisation of the seed and seed oil of Sclerocarya birrea
- Assessment of the potential irritancy of oleic acid on human skin: Evaluation in vitro and in vivo
- Double-blind, half-face study comparing topical vitamin C and vehicle for rejuvenation of photodamage
- Application of tetra-isopalmitoyl ascorbic acid in cosmetic formulations: Stability studies and in vivo efficacy
- Chemical composition of Sacha Inchi ( Plukenetia volubilis L.) seeds and characteristics of their lipid fraction
- Development of a new cosmetic active for safe skin brightening
- Skin lightening through a new natural oily composition from botanical origin
- Anti-Inflammatory Activity of Babassu Oil and Development of a Microemulsion System for Topical Delivery
- Fucoxanthin: A Promising Medicinal and Nutritional Ingredient. Evidence-Based Complementary and Alternative Medicine, 2015, 1–10.
- 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
- Celiac Disease & Skin Care Products
- Preventive and Therapeutic Role of Functional Ingredients of Barley Grass for Chronic Diseases in Human Beings