A member asked:

I use a 15% vitamin c serum in the am my new sunscreen contains niacinamide, is it ok to use them together. tyvm?

A doctor has provided 1 answer
Dr. Christine Hom answered

Specializes in Pediatrics

Topicals: Sunscreen should be at least SPF 15. Vitamin C serum should be not be harmful, but watch for any redness or itching, especially after sun exposure.

Answered 1/17/2018

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