Association of monthly high-dose vitamin D supplementation and cancer risk

This study analyzed data from a randomized clinical trial that included a placebo group. There were 328 total cases of   cancer, with 165 among 2,558 participants (6.5 percent) who received monthly high-dose vitamin D supplementation and 163 among 2,550 participants (6.4 percent) in the placebo group.
Source: EurekAlert! - Cancer - Category: Cancer & Oncology Source Type: news