- Provides advanced environmental protection against UVA and UVB radiation
- Stimulates collagen synthesis to improve signs of aging
- Diminishes hyperpigmentation and accelerates cellular renewal to retexturize skin
- Helps prevent cell mutation such as thymine dimers by shielding skin’s DNA
- Once absorbed, this serum can’t be washed or rubbed off. It remains effective for a minimum of 72 hours, making it an excellent addition to sunscreen.
“All SkinCeuticals antioxidant formulations have been tested in final packaging and have been confirmed to remain stable and effective for 36 months, and up to 6 months after opening. L-ascorbic acid (pure vitamin C) is known to change color with time, however oxidation is minimal in SkinCeuticals antioxidant and the formulation is proven to remain effective.”