What it is: A potent 15 percent vitamin C day serum packed with antioxidants, nutrients, and fruit enzymes to visibly firm, brighten, and improve the signs of photoaging. Skin Type: Normal, Dry, Combination, and Oily What Else You Need to Know: C-Firma™ is designed to be mixed by you before its first use, which maximizes the potency of its ingredients while keeping the formula fresh. An antioxidant complex of l-ascorbic and ferulic acids, and vitamin E, reveal radiance, luminosity and an even-looking complexion as it hydrates and soothes. When worn under your sunscreen during the day, C-Firma™ Fresh works hard to ward off pollution and UV-generated free radical damage. C-Firma™ Fresh is formulated at a skin-friendly pH of 2.5. Proven to maintain nearly 95% of active Vitamin C for one year after mixing. *Results based upon 12-month real time data. It is 100 percent free of essential oils, silicones, colorants, and fragrance. Skincare Concerns: Fine Lines and Wrinkles, Dullness and Uneven Texture, Loss of Firmness and Elasticity Formulation: Lightweight Serum Brand new, never opened.