Experience high-performance antioxidant care with Obagi’s Professional-C® 20% Serum — a potent Vitamin C formula that helps reveal smoother, brighter, and more youthful-looking skin. Infused with L-Ascorbic Acid, the purest form of Vitamin C, and Sodium Hyaluronate, this fast-absorbing serum helps to even skin tone, minimise the appearance of fine lines, and deeply hydrate for a refreshed, glowing complexion.

Clinically backed, this powerful serum strengthens the skin’s defence against daily oxidative stress — including free radicals caused by blue light and infrared radiation** — which can accelerate the visible signs of ageing. In a user study, 91% of participants reported that their skin looked brighter and more hydrated with regular use.*

Formulated for normal to oily skin types, this high-strength 20% Vitamin C serum delivers visible results while fitting seamlessly into a morning skincare routine.

Who is it for?

• Dull or uneven skin tone
• Fine lines, early signs of ageing
• Dehydrated or stressed skin
• Normal to oily skin types

Why You’ll Love It

• High-potency Vitamin C: 20% L-Ascorbic Acid helps brighten tone and target early ageing
• Antioxidant protection: Shields skin from free radical damage and oxidative stress**
• Hydration support: Includes Sodium Hyaluronate for a smoother, plumper complexion
• Lightweight texture: Fast-absorbing formula ideal for daytime layering
• Clinically supported: 91% of users noticed brighter, more hydrated skin*

*Obagi survey analysis, Vitamin C products: April 28, 2010. Data on file at Obagi Cosmeceuticals LLC.
**2023 In-Vitro Antioxidant Potential Assay. Data on file at Obagi Cosmeceuticals LLC.