Obagi Professional-C Serum 20% is ideal for Normal to Oily skin.

Vitamin C is a very important skin antioxidant that:

• Stimulates collagen synthesis
• Reduces Inflammation
• Suppresses pigmentation
• Retains moisture
• Enhances UV protection
• Replenishes Vitamin E

Obagi Professional-C Serum 20% has the highest concentration of L-Ascorbic Acid. L-Ascorbic Acid is essential for:

• Cross-linking collagen molecules.
• Neutralize free radicals at all layers of the skin, before they damage skin cells and accelerate aging.
• Lightens and brightens skin
• Reduces inflammation
• Decreases transepidermal water loss.