THDA (Tetrahexyldecyl Ascorbate)
Unlike l-ascorbic acid, THDA is a highly stable form of Vitamin C used in skincare to avoid oxidation and the yellowish/brownish tint that occurs in other Vitamin C products.View PDF
How does THDA compare to the commonly used l-ascorbic acid? Read this post.
Explore our products with Stable Vitamin C: THDA