Effect of dietary antioxidants on the risk of prostate cancer. Systematic review and network meta-analysis.

Objective: the purpose of this study was to assess the impact of 14 treatments including a total of 10 dietary antioxidants on the risk of prostate cancer. Material and methods: we searched PubMed, Embase, the Cochrane Library, and the Web of Science for only randomized controlled trials (RCTs) to investigate the effect of these 10 antioxidants on the risk of getting prostate cancer. Using the Cochrane Risk of Bias Assessment Tool, the methodological quality of the included studies was evaluated.