SkinMedica Replenish Hydrating Cream – Hydrating Cream that hydrates as well as refreshes, soothes and nourishes sensitive skin. Key ingredients include: the following. Superoxide Dismutase: an antioxidant found naturally in the body, provides free radical defense. Vitamin E; An antioxidant superstar that helps defend against free radicals and helps support the skin’s natural moisture barrier. Bisabolol (Chamomile) a natural ingredient that helps calm and soothe skin. Green tea leaf extract: delivers rich antioxidant defense against free radical damage. Sodium Hyaluronate: helps skin retain moisture for a supple and youthful look. Vitamin C: an antioxidant that guards skin against free radicals and helps brighten skin.