Can You Use Tretinoin And Niacinamide - What Agencies Handles Police In San Luis Obispo Countylibrary The short answer is yes, you can use niacinamide and tretinoin. Start with clean, dry skin. Apply a thin layer of the product containing kojic acid and niacinamide. Follow with a moisturizer and sunscreen during the day. Yes, you can use niacinamide with tretinoin.
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