Azelaic acid has the strongest scientific support for treating rosacea, where its anti-inflammatory and antioxidant properties help reduce redness and bumps. It also shows promise for acne and melasma, though the evidence is somewhat weaker for other conditions like keratosis pilaris.

Researchers reviewed published studies on azelaic acid across multiple medical databases, focusing on English-language articles and ranking them by quality of evidence using established scientific standards.

Funding not disclosed in abstract