Potent Anti-Aging Formula - Made with 20% active Vitamin C + hyaluronic acid, your Pursonic face serum was designed to support collagen production, cell renewal & skin revitalization. Larger Size = Superior Value - You get 3 full, fluid ounces of premium Vitamin C serum... at a lower price than you'd pay for ordinary brands' 1-oz. bottles. Supported by Science - According to the prestigious Linus Pauling Institute, topical Vitamin C can help reduce the appearance of fine lines & wrinkles... for a fresher, firmer, more radiant complexion. Won't Clog Pores - Tired of gooey, greasy lotions? This facial serum goes on silky-smooth, feels light & absorbs fast, without any sticky residue. Feel free to use under makeup & moisturizer. Safe & Cruelty-Free - Forget skincare products loaded with toxic irritants. Your Pursonic Vitamin C Serum contains no paraben, sulfates, or skin-chafing alcohol. Never tested on animals.