Retinol: Obagi's Retinol 1. 0 fights the signs of premature aging caused by environmental aggressors to promote a more radiant and youthful-looking complexion. Powered by 1% retinol, this anti-wrinkle treatment boosts cell turnover to minimize fine lines and wrinkles while diminishing hyperpigmentation. Hydrating jojoba oil and shea butter promote firmness and elasticity, as vitamins C and E work synergistically to neutralize free radicals. Professional C Serum: Obagi Professional-C Serum 20% infuses your skin with L-ascorbic acid, the only form of vitamin C suitable for topical application. Designed to penetrate deep into your skin, this vitamin C serum provides effective antioxidant protection from UV damage as it brightens away hyperpigmentation and encourages the growth of collagen and elastin fibers. Hyaluronic acid binds moisture to your skin to prevent dryness. Key Ingredients: Retinol: this anti-wrinkle treatment boosts cell turnover to minimize fine lines and wrinkles while diminishing hyperpigmentation. | Obagi Medical Defend and Renew Set | Dermstore