Do Vitamin D Supplements Help Prevent Diabetes, Cancer Mortality, and Overall Mortality?

The benefits of Vitamin D supplements: randomized interventional trials are necessary to establish cause-and-effect. My other recent video on vitamin D is Vitamin D Supplements Tested for COPD, Heart Disease, Depression, Obesity, and Cancer Survival (). Our Optimum Nutrient Recommendations page () has more information on vitamin D supplementation. You may also be interested in these videos on the topic: • The Optimal Dose of Vitamin D Based on Natural Levels () • The Best Way to Get Vitamin D: Sun, Supplements, or Salons? () • The Risks and Benefits of Sensible Sun Exposure () New subscribers to our e-newsletter always receive a free gift. Get yours here: Have a question about this video? Leave it in the comment section at and someone on the team will try to answer it. Want to get a list of links to all the scientific sources used in this video? Click on Sources Cited at You’ll also find a transcript and acknowledgements for the video, my blog and speaking tour schedule, and an easy way to search (by translated language even) through our videos spanning more than 2,000 health topics. Thanks for watching. I hope you’ll join in the evidence-based nutrition revolution! -Michael Greger, MD FACLM Captions for this video are available in several languages; you can find yours in the video settings. View important information about our translated resources: • Subscribe: • Donate: • Podcast : • Books: • Shop: • Facebook: • Twitter: • Instagram: