Obagi Professional-C Serum 15% provides superior antioxidant protection with deep penetration to the dermal layer. The high concentration of 15% L-ascorbic acid 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 15% is suitable for all skin types.
Directions: Apply 5 to 7 drops of Obagi Professional-C Serum 15% to the 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.