For All Skin Types.

Obagi Professional-C Serum 20% provides superior antioxidant protection with deep penetration to the dermal layer. The high concentration of 20% L-ascorbic acid helps in defending against damaging UVA and UVB rays, preventing premature signs of aging around the eyes such as fine lines and wrinkles, and contributing to collagen synthesis.

Directions:

Apply 5 to 7 drops of Obagi Professional-C Serum 20% to face, neck and chest using fingertips. Apply to cleansed skin in the morning before sunscreen and makeup application. A slight tingling may occur in some people, which diminishes with continued use.

Warnings:

Topical Solution - for external use only. Avoid direct contact with the eyes or mucous membranes. Store in a dark, cool place. Keep cap on tightly when not in use.

Ingredients:

Obagi Professional-C Serum 20% contains: Water, Ascorbic Acid, Sodium Ascorbate, Sodium Lauryl Sulfate, Fragrance, Sorbitol, Zinc Chloride, Calcium Hydroxide, Sodium Hyaluronate, Phenoxyethanol, Sodium Bisulfite.