Safe to Use Obagi Nu-Derm That Turned Dark?
asked 2 years ago by tere123 in houston
Latest answer by Arnold R. Oppenheim, MD
Question viewed 689 times
Tags: skin care
My Obagi Nu-Derm clear has turned dark. Is it ok to use?
2 answers to Safe to Use Obagi Nu-Derm That Turned Dark?
+1
?Vitamin C Oxidation
This product contains hydroquinone and Vitamin C. Vitamin C is an unstable compound and oxidizes readily. This most likely accounts for the brown discoloration. While I doubt whether it is harmful, it probably has lost some potency. This is a prescription product due to its containing 4% Hydroquinone. It would be a good idea to ask the physician who prescribed it for another bottle if it was received in that condition.
(By the way, we once carried Skinceuticals, many of whose...
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Arnold R. Oppenheim, MD
Virginia Beach Dermatologist
Virginia Beach Dermatologist
+1
Obagi Nu-derm that has turned dark
The dark color seems to suggest that the product has undergone oxidation. While it is probably not dangerous to apply, I would not recommend it.
Good luck.
Bryan K. Chen, MD
San Diego Dermatologist
San Diego Dermatologist