All Cosmetic Skin Solutions products' are Manufactured in our FDA-Registered laboratory facility under strict US FDA guidelines. Made in the USA. No Parabens. No Oils. Cruelty-Free.;This Best Selling topical antioxidant Pro Size Vitamin C+E Serum is the highest-quality Vitamin C Serum available in today's cosmetic marketplace.;This Best Selling Pro Size Vitamin C Serum uses Cutting-edge technology combining 0.5% Ferulic acid (potent antioxidant found in cell walls of plants) with 15% pure L-Ascorbic acid (Vitamin C), and 1% Alpha Tocopherol (Vitamin E) giving it advanced antioxidant performance.;This Vitamin C Serum stimulates collagen production and neutralizes free radicals.;The manufacturing date and time a product is applied are both critical components which define the performance level a topical antioxidant treatment will provide to the skin. Cosmetic Skin Solutions LLC manufactures our entire line of topical antioxidant treatments once per week to ensure absolute freshness and to optimize efficacy prior to use.

• Pro Size Vitamin C+E Serum Advanced Formula + 2 oz / 60 ml - 15% Vitamin C, 1% Vitamin E, 0.5% Ferulic acid, and hyaluronic acid. Super Antioxidant, UV Protection, Neutralizes Free Radicals, Brightens & Evens Tone

Pro Size Vitamin C+E Serum Advanced Formula + 2 oz / 60 ml - 15% Vitamin C, 1% Vitamin E, 0.5% Ferulic acid, and hyaluronic acid. Super Antioxidant, UV Protection, Neutralizes Free Radicals, Brightens & Evens ToneCosmetic Skin Solutions LLC