Obagi Professional-C Serums neutralize free radicals at all layers of the skin, before they damage skin cells and accelerate aging.

Obagi Professional C-Serum Offers:

Superior delivery system, resulting in greater penetration to all layers of the skin
Maximum daily antioxidant protection
Greater stability than competitive C products
Low side effect profile
Benefits:

Helps maintain normal cellular turnover
Builds collagen
L-Ascorbic acid is essential for cross-linking collagen molecules
Lightens and brightens skin
Reduces inflammation
Decreases transepidermal water loss