Skin care ingredients NOT TO MIX| Dr Dray

Dermatologist Dr Dray on skin care ingredients NOT TO MIX. Skin care ingredients not to mix with retinol, vitamin C, AHA, BHA, and benzoyl peroxide. 0:00 Introduction 0:22 Retinol and AHA 2:35 Retinol and BPO 3:55 Retinol and vitamin C 4:36 Retinol and salicylic acid 5:17 Soap and vitamin C 6:22 Same ingredients 7:38 Copper peptides and vitamin C 10:16 Summary 10:56 How to introduce new ingredients 13:31 Outro FTC: This video is not sponsored.