Size: 30 ml / 1 oz
Obagi Professional-C Serum 15% uses advanced scientific formulas developed and tested by leading Vitamin C experts. Obagi Professional-C 15% offers maximum daily antioxidant protection and greater penetration than other Vitamin C products. The greater the penetration, the greater the antioxidant benefit to your skin. Vitamin C neutralizes free radicals to prevent skin cell damage.