Obagi Professional-C 20% Vitamin C Serum - 1 oz / 30 ml

The Gold Standard in Vitamin C Skincare

Meet the serum that dermatologists have trusted for decades. The Obagi Professional-C 20% Vitamin C Serum delivers a potent, stabilized dose of L-ascorbic acid — the most bioavailable form of Vitamin C — directly into your skin. At 20%, this is the highest concentration in the Professional-C line, formulated for those who are serious about results. Whether you're battling dark spots, uneven tone, or the early signs of aging, this serum works at the cellular level to restore your skin's natural radiance.

Feel the Difference from the First Drop

The lightweight, fast-absorbing formula glides on effortlessly, leaving no greasy residue — just a silky, refreshed feeling that primes your skin for the day ahead. With consistent use, expect to see a visible reduction in hyperpigmentation, a more even complexion, and a firmer, more youthful-looking texture. The antioxidant power of Vitamin C also shields your skin from environmental aggressors like UV damage and pollution, making it your daily armor against premature aging.

Trusted Formula, Visible Results

Obagi has been a cornerstone of professional skincare for over 30 years, and the Professional-C Serum is one of their most celebrated formulations. Each 1 oz / 30 ml bottle is packed with clinical-grade ingredients that deliver measurable improvements in skin brightness and firmness. Ships fast across the US — so your skin doesn't have to wait to start glowing.