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