PRODUCT REVIEW
Transparent Lab C-TETRA E.F. Intensive Vitamin C Treatment
Works for:
based on ingredients and %- Anti-aging
- Anti-oxidation
- Evens skin tone
- Moisturizing
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Can it cause trouble?
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Product summary
What can the product work for?
Anti-aging
What does the product description say?
Use this product if you are looking for visibly brighter, smoother, firmer and younger-looking skin.
ascorbyl glucoside
2.9% -
4.3%
Irritation risk:
Concentration: Effectiveness:
MEDIUM
A vitamin C derivative that is more stable but less potent than pure form of vitamin C. Has a potential to boost collagen production, nutralise free radicals and 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
ferulic acid
0.5% -
1.2%
Irritation risk:
Concentration: Effectiveness:
MEDIUM
A potent anti-oxidant that has been shown to be effective in neutralizing free radicals in skin. There seem to have a synergetic effect of ferulic acid, vitamin E and C, meaning that when the ingredients are used together, they enhance each other's ability protect the skin against free radicals. Ferulic acid also helps to stabilize other ingredients - including vitamins C and E. It can help to even out the skin tone. Ferulic acid is approved for use as a sunscreen ingredient in Japan in concentrations up to 10%
ascorbyl tetraisopalmitate
5.8% -
8.7%
Irritation risk:
Concentration: Effectiveness:
MEDIUM
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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Evens skin tone
ascorbyl glucoside
2.9% -
4.3%
Irritation risk:
Concentration: Effectiveness:
MEDIUM
A vitamin C derivative that is more stable but less potent than pure form of vitamin C. Has a potential to boost collagen production, nutralise free radicals and 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
ferulic acid
0.5% -
1.2%
Irritation risk:
Concentration: Effectiveness:
MEDIUM
A potent anti-oxidant that has been shown to be effective in neutralizing free radicals in skin. There seem to have a synergetic effect of ferulic acid, vitamin E and C, meaning that when the ingredients are used together, they enhance each other's ability protect the skin against free radicals. Ferulic acid also helps to stabilize other ingredients - including vitamins C and E. It can help to even out the skin tone. Ferulic acid is approved for use as a sunscreen ingredient in Japan in concentrations up to 10%
ascorbyl tetraisopalmitate
5.8% -
8.7%
Irritation risk:
Concentration: Effectiveness:
MEDIUM
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
glycerin
2.2% -
3.2%
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
tricaprylin
1.7% -
2.6%
Irritation risk:
Concentration: Effectiveness:
MEDIUM
An emollient that helps soften the skin. Can increase penetration of other ingredients
glycine soja seed extract
1.2% -
1.8%
Irritation risk:
Concentration: Effectiveness:
MEDIUM
An emollient that helps soften the skin. Might be somewhat helpful in evening the skin tone.
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Anti-oxidation
ascorbyl tetraisopalmitate
5.8% -
8.7%
Irritation risk:
Concentration: Effectiveness: HIGH
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)
ferulic acid
0.5% -
1.2%
Irritation risk:
Concentration: Effectiveness: HIGH
A potent anti-oxidant that has been shown to be effective in neutralizing free radicals in skin. There seem to have a synergetic effect of ferulic acid, vitamin E and C, meaning that when the ingredients are used together, they enhance each other's ability protect the skin against free radicals. Ferulic acid also helps to stabilize other ingredients - including vitamins C and E. It can help to even out the skin tone. Ferulic acid is approved for use as a sunscreen ingredient in Japan in concentrations up to 10%
ascorbyl glucoside
2.9% -
4.3%
Irritation risk:
Concentration: Effectiveness:
MEDIUM
A vitamin C derivative that is more stable but less potent than pure form of vitamin C. Has a potential to boost collagen production, nutralise free radicals and 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
Anti-blemish
What does the product description say?
They act on the surface of the skin to improve skin glow and reduce the most common blemishes.
Honesty check
How honest is this product?
| Promise | Can it deliver? |
|---|---|
| Anti-aging | |
| Anti-blemish |
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
pullulan
0.3% -
0.75%
Irritation risk:
Works for:
Mattifying
Creates a thin drying film on the skin resulting in a short-term tightening effect
ascorbyl tetraisopalmitate
5.8% -
8.7%
Irritation risk:
Works for:
Anti-oxidation,
Evens skin tone,
Anti-aging,
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
Comodogenic ingredients
No comodogenic ingredients detected
User reviews (0)
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| WIMJ similarity score |
44%
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| Irritancy | IRRITANCY
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Ingredients & concentrations
All ingredients
Key Actives
ascorbyl tetraisopalmitate
5.8% -
8.7%
Irritation risk:
Works for:
Anti-oxidation,
Evens skin tone,
Anti-aging,
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)
ferulic acid
0.5% -
1.2%
Irritation risk:
Works for:
Anti-oxidation,
Anti-inflammatory,
Evens skin tone,
Anti-aging
A potent anti-oxidant that has been shown to be effective in neutralizing free radicals in skin. There seem to have a synergetic effect of ferulic acid, vitamin E and C, meaning that when the ingredients are used together, they enhance each other's ability protect the skin against free radicals. Ferulic acid also helps to stabilize other ingredients - including vitamins C and E. It can help to even out the skin tone. Ferulic acid is approved for use as a sunscreen ingredient in Japan in concentrations up to 10%
Show more
Potential irritants
pullulan
0.3% -
0.75%
Irritation risk:
Works for:
Mattifying
Creates a thin drying film on the skin resulting in a short-term tightening effect
ascorbyl tetraisopalmitate
5.8% -
8.7%
Irritation risk:
Works for:
Anti-oxidation,
Evens skin tone,
Anti-aging,
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
Comodogenic ingredients
We couldn't find any comodogenic ingredients in this product
All ingredients
ascorbyl tetraisopalmitate
5.8% -
8.7%
Irritation risk:
Works for:
Anti-oxidation,
Evens skin tone,
Anti-aging,
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)
propanediol
3.7% -
5.6%
Irritation risk:
Acts as a solvent for other ingredients. Speeds up the absorption of other ingredients into the skin
Show more
Ingredient list view
Water, Ascorbyl tetraisopalmitate, Propanediol, Ascorbyl glucoside, Glycerin, Tricaprylin, Methylpropanediol, Glycine soja seed extract, Tocopheryl acetate, Ascorbyl methylsilanol pectinate, Ferulic acid, Lecithin, Sclerotium gum, Pullulan, Xanthan gum, Silica, Sodium hydroxide, Sodium citrate, Citric acid, Sodium benzoate, Potassium sorbate
Sources
- 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
- The Roles of Vitamin C in Skin Health
- Stability, transdermal penetration, and cutaneous effects of ascorbic acid and its derivatives
- Glycerol and the skin: holistic approach to its origin and functions
- Ferulic Acid: Therapeutic Potential Through Its Antioxidant Property
- Ferulic acid stabilizes a solution of vitamins C and E and doubles its photoprotection of skin