Obagi Professional-C Serum 20% provides superior antioxidant protection with deep penetration to the dermal layer. The 20% L-ascorbic acid is the highest concentration available. It helps in defending against damaging UVA and UVB rays, helps prevent premature signs of aging such as fine lines and wrinkles, and contributes to collagen synthesis. Obagi Professional-C Serum 20% is suitable for all skin types.
"Obagi Products may not be shipped outside the U.S.A."
Includes vitamin C which neutralizes free radicals that break down collagen and elastin causing damage and leading to fine lines, wrinkles and dark spots.
Vitamin C also promotes collagen production which plumps skin and reduces the look of wrinkles.
Absorbs quickly without leaving the complexion greasy or oily.
Apply 5 to 7 drops of Obagi Professional-C Serum to the face, neck and chest using fingertips. Apply to cleansed skin the morning before sunscreen and makeup application. A slight tingling may occur in some people, which diminishes with continued use. Precautions: Topical Solution - for external use only. Avoid direct contact with the eys or mucous membranes. Store in a dark, cool place. Keep cap on tightly when not in use.
Water, Ascorbic Acid, Sodium Ascorbate, Sodium Lauryl Sulfate, Fragrance, Sorbitol, Zinc Chloride, Calcium Hydroxide, Sodium Hyaluronate, Phenoxyethanol, Sodium Bisufite