Acupuncture for Acne Vulgaris: A Systematic Review and Meta-Analysis.

Purpose: To conduct a systematic review and meta-analysis to determine the current best available evidence of the efficacy and safety of acupuncture and related therapies for acne vulgaris.

Methods: Eleven English and Chinese databases were searched to identify randomized controlled trials (RCTs) of acne vulgaris compared to pharmacotherapies, no treatment, and sham or placebo acupuncture. Methodological quality was assessed using Cochrane Collaboration's risk of bias tool.