Exceptional antioxidant protection is exactly what Obagi Professional-C Serum 20% offers your skin.
This Obagi serum has been specifically formulated to provide deep penetration. Containing 20% L-Ascorbic acid for maximum strength, Obagi Professional-C Serum 20% is strong enough to be effective yet gentle enough all for skin types even for those with sensitive skin or rosacea prone individuals.
Obagi Professional-C Serum 20% is so effective in part because it offers up to 2x's the skin penetration of other Vitamin C products on the market, which means more protection and antioxidants reaching deep into your skin where they can do the most good. Thanks to this Obagi Vitamin C serum, it is now possible to achieve greater penetration to all layers of the skin and the gentle formula is stable, has a low side effect profile and is highly effective.
Perfect for: All Skin Types, Especially Mature Skin
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Propylene Glycol, Water, L-Ascorbic Acid, Alcohol, Ascorbyl Glucoside, Ethoxydiglycol, Phenoxyethanol, Sorbitol, Sodium Hyaluronate, Zinc Chloride, Calsium Hydroxide, Fragrance.
Apply 5 to 7 drops of Obagi Professional-C Serum 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.