Tetrahexyldecyl ascorbate is an oil-soluble vitamin C derivative used in skincare and cosmetic formulas. Valued for its oxidative stability and compatibility with lipids, it supports a brighter-looking tone in serums, oils, and creams.
Not typically evaluated for comedogenicity — no standardized rating available.
Our take
Is Tetrahexyldecyl Ascorbate (Vitamin C) a Good Ingredient?
It rates Good as an oil-soluble, relatively stable vitamin C derivative with supportive antioxidant and brightening data, and it stings less than acidic L-ascorbic acid, though head-to-head clinical evidence is still limited. Its gentle profile suits dry or sensitive skin types well.
What it does
Skin Benefits
Helps visibly boost radiance and supports a more even-looking tone while providing antioxidant protection. Its gentle, oil-based form can suit drier or sensitive skin types.
Where you'll find it
Uses in Skincare & Cosmetics
Frequently found in facial oils, brightening serums, eye treatments, and moisturizers in routines targeting dullness and uneven tone.
Before you use it
Safety
Generally well tolerated, but mild irritation or breakouts may occur at higher concentrations or with richer vehicles, especially on oily, acne-prone skin. Patch test if sensitive and avoid introducing it alongside strong exfoliants at first.
Products with Tetrahexyldecyl Ascorbate (Vitamin C)