Ascorbyl Tetraisopalmitate
Oil-soluble vitamin C derivative. More stable than L-ascorbic acid with better penetration through the lipid barrier. Converts to ascorbic acid inside the skin.
BrighteningAnti-agingProtection
Evidence by route
Topical application
CWeak evidence. In vitro data, open-label studies, or expert consensus.
Small clinical studies show brightening and antioxidant effects. Lipophilicity ensures good penetration, but conversion rate to the active form is lower than L-ascorbic acid. No large comparative RCTs.
- Ochiai Y et al. Skin Pharmacol Physiol. 2006;19(2):89-94.
Tolerability and safety
Irritation potential
LowAllergen risk
LowPregnancy
SafeSkin types
Suitable for
SensitiveDryNormalCombination
Frequently asked questions
Is Ascorbyl Tetraisopalmitate safe during pregnancy?
Ascorbyl Tetraisopalmitate is considered safe during pregnancy at typical cosmetic concentrations. Systemic absorption through the skin is minimal.
What skin types is Ascorbyl Tetraisopalmitate for?
Ascorbyl Tetraisopalmitate suits: sensitive, dry, normal, combination.