An oil-soluble vitamin C derivative used as an antioxidant.
What it is
Tetrahexyldecyl ascorbate is an oil-soluble derivative of ascorbic acid (vitamin C) carrying four branched 2-hexyldecyl-derived chains. CosIng lists it as an antioxidant and skin-conditioning agent.
Where it is used
Found in serums, creams, facial oils, eye creams and sun care products.
Limits of interpretation
The INCI list shows which ingredients are present, not how much of each. Above 1%, ingredients are listed in descending order of weight; below 1% the order is free.
It is a derivative of vitamin C, not ascorbic acid itself; the label does not show its concentration.
Functions
- Antioxidant
- Inhibiting reactions promoted by oxygen, thus avoiding oxidation and rancidity.
- Skin conditioning
- Maintaining the skin in good condition.
EU regulation
This ingredient is not listed in the annexes of Regulation (EC) No 1223/2009 in the CosIng data.
Products with this ingredient (50)
- Revolution Superdewy SPF30 Skin Tint · Revolution
- Brass Off Shampoo · Matrix
- Your Best Lips & Skin Duo – Face Serum & Lip Oil · Charlotte Tilbury
- Charlotte’s Magic Lip Oil Crystal Elixir – Hydrating Lip Oil · Charlotte Tilbury
- Save 10%: Charlotte's Magic Gym Lips Kit · Charlotte Tilbury
- Tinted Moisturizer Light Revealer Natural Skin Illuminator SPF 25 · Laura Mercier
- Tinted Moisturizer Blush · Laura Mercier
- PRIME TIME® Original Foundation Primer · bareMinerals
- Mini PRIME TIME® Original Foundation Primer · bareMinerals
- BARESKIN® Daily Dewy Sunscreen Mineral SPF 30 · bareMinerals
- Dew It All Duo · bareMinerals
- Radiant Complexion Cream · BABOR

