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Obagi Professional-C Serum 20% (1.0oz)
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Obagi Professional-C Serum 20% (1.0oz)

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15 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
4.5 Based on 15 Reviews
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Linda M.
United States United States
Great reliable company. Great deals!!

Highly recommend!11 My skin looks and feels amazing!!!

Julia K.
United States United States
May as well do 20%

I’ve thought this was better priced than other suppliers or lines. I use it every day twice a day and it’s worth having the 20%

Jaime H.
United States United States
Obagi serum

Great product & fast shipping!

E A.
United States United States
Customer service

Dermavenue has the best customer service and prices! I ordered Obagi C serum. It’s less expensive than other Professional C-serums, and the product works well. I’ll continue to purchase it through Dermavenue because of their lower prices and great service.


We thank you for your feedback. We look forward to hearing from you. Thank you :)

Fatima M.
Canada Canada
It is wonderfuland the resultsare remarkable only thing negative about it is that the exchange is too high.I have been using Obagi for years on and off but the exchange andall that I have to pay for it reaching to my home is a damper. I also like Neocutis very much.This I got from a local Plastic Surgeon.

It is wonderful and the results is remarkable