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Obagi Professional-C Serum 20% (1.0oz)

Obagi Professional-C Serum 20% (1.0oz)

47 reviews


  • $95.26
  • Save $31

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 47 Reviews
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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.

Tami E.
United States United States
Obagi C serum 20%

I love this serum! My skin looks great! Thank you!!

Christina J.
United States United States
Serum of rejuvenation

I have noticed a significant improvement in the general look of my skin on my face. Has a radiance and glow that has my friends asking what I have been using. I like it!

United States United States
Onshore professional - c serum

Perfect !!! Thank you. 20 present serum.!!

United States United States
Highly recommend

Love this item makes my face feel refreshed/ plump.I’ve used it for years and I constantly get compliments on how young my skin looks.

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