Nov 5, 2026 · 7 min readCan you use azelaic acid and niacinamide together?A 2025 review says azelaic acid may be compatible with niacinamide. No trial we found tested the pair. Prescribed? Ask a dermatologist or pharmacist.azelaic acid and niacinamideazelaic acidniacinamideskincare layeringOleahRead the piece