Research · Meta-analysis
Serum zinc levels and efficacy of zinc treatment in acne vulgaris: A systematic review and meta-analysis
What it found
Acne patients had significantly lower serum zinc than controls, and zinc treatment significantly reduced inflammatory papule counts, with no significant increase in side effects.
- Design
- Meta-analysis
- Year
- 2020
- Population
- patients with acne vulgaris vs controls (pooled across studies)
- Intervention
- oral or topical zinc supplementation
- Outcome
- serum zinc, inflammatory papule count, adverse events
- Journal
- Dermatologic Therapy
Citation last checked 2026-06-21.