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Obagi Professional-C Serum 20% (1.0oz)

Obagi Professional-C Serum 20% (1.0oz)

51 reviews


  • $133.00

Obagi Professional-C Serum 20% contains 20% concentration of L-ascorbic acid (Vitamin C) and is the strongest and most powerful serum in the Professional-C line. It has been designed specifically for protecting the skin against damage from environmental stressors and neutralizes free radicals and molecules that bombard the body cells continuously. The Professional-C Serum 20% also helps to reduce signs of aging, prevent formation of wrinkles and fine lines, insulate the skin cells against further damage, and revamp collagen production for firm and resilient skin. Incorporating a C-Serum into a daily skin care regimen will help achieve the look of bright, smooth, youthful looking skin.


  • Strongest and most potent serum in the Professional-C line of products
  • Contains 20% Vitamin C in a smooth serum
  • Helps reduce the signs of aging


How To Use:

Apply a couple drops of Obagi Professional-C Serum 20% to the face and neck using fingertips. Use on cleansed skin in the morning before sunscreen and makeup application. A slight tingling may occur in some people, which diminishes with continued use.


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Customer Reviews
4.9 Based on 51 Reviews
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Filter Reviews:
gloria s.
United States United States

Been using this product for several years.Love it.

Colleen F.
United States United States

Love it, it is like magic, my skin comes alive with the nourishment it gives it!

Jean D.
United States United States
Obagi Professional-C Serum 20%

I have used Obagi Professional-C Serum 20% for several years. One of the best products I have ever used and will containing using it in the future. People are always asking me what I use on my face and I always tell them Obagi products.

Theresa B.
United States United States
Vitamin C serum 20%

I having been using vitamin C serum for many ears. I get so many compliments on my beautiful skin.

Maggie D.
United States United States
Wrong address

You sent it to my old address despite me emailing you on 8/1 to let you know my address so I had to drive to my old house and pick it up. Your communication with clients is no good. I don’t want to be a client anymore.

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