Highest concentrated serum with 20% L-ascorbic acid (Vitamin C), best suited for normal to oily skin, helps minimise the appearance of fine lines and wrinkles.
Obagi Professional-C 20% Serum
20% L-ascorbic acid
Apply 5-7 drops to the face, neck and chest using finger tips. Apply to cleansed skin in the morning before sunscreen and make up application. Slight tingling may occur in some people.