Tone, hydrate, and brighten skin in one step with DHC’s Astaxanthin Collagen All in One GelAstaxanthin is an antioxidant that is considered 6,000 times more powerful than vitamin CLightweight, fast-absorbing formula can be used both day and night. A derivative of hyaluronic acid, helps replenish skin’s natural moisture barrier.Multi-action, age-defying gel cream contains collagen to firm and hyaluronic acid to protectIdeal for all skin types, gentle enough for sensitive skin