Age-Defying C+ Advanced Antioxidant Serum is a light yet hydrating serum with no added fragrance. The formula features THD Ascorbate (a stable form of vitamin C), vitamin E, squalane, and antioxidant plant extracts. The serum glides easily over the skin and absorbs to a soft hydrating finish without stickiness. The formula leaves skin brighter and more even-toned without causing redness or irritation.