The Optimal Vitamin B12 Dosage for Adults

Why the current Recommended Daily Allowance for vitamin B12 may be insufficient, and what the optimal dosage is.

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This is the second in a 5-video series on B12. Stay tuned for:
• Healthiest Food Sources of Vitamin B12 (http://nutritionfacts.org/video/healt...)
• The Optimal Vitamin B12 Dosage for Kids, Pregnancy, and Seniors (http://nutritionfacts.org/video/the-o...)
• The Best Type of Vitamin B12: Cyanocobalamin or Methylcobalamin? (http://nutritionfacts.org/video/the-b...)

If you missed the first video, check out The Symptoms of Vitamin B21 Deficiency (http://nutritionfacts.org/video/the-s....

You can find all of these videos in a digital download here (https://drgreger.org/collections/down..., along with two additional videos that will be coming out in a few months.

My new recommendations are updated on my Optimum Nutrition Recommendations (https://nutritionfacts.org/2011/09/12...) page.

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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: https://nutritionfacts.org/translatio...

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