Why the current Recommended Daily Allowance for vitamin B12 may be insufficient.

The Optimal Vitamin B12 Dosage for Adults

Michael Greger, M.D. FACLM, founder of NutritionFacts.org and New York Times best-selling author of How Not to Die, How Not to Diet, and the just-released How Not to Age, brings you the latest in evidence-based nutrition research, delivered in easy to understand video segments. NutritionFacts.org is a non-profit and non-commercial public health organization, and more than 2,000 videos on virtually every aspect of healthy eating are available on our website. New videos and blogs are uploaded every day–always without any sponsors, ads, brand partnerships, or paid subscriptions.

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Based on nearly 100 randomized controlled trials, fluoride toothpaste reduces dental cavity rates, but what about just adding fluoride to the water supply?

Why Is There Fluoride in Water? Is It Effective?

Beyond the antioxidant, anti-inflammatory, and alkaline-forming qualities of fruits and vegetables in general, are there extra benefits our bones can get from particular produce?

Onions and Tomatoes Put to the Test for Osteoporosis

Astonishingly, a baby with a heavy surrogate mother and a thin biological mom may harbor a greater risk of becoming obese than a baby with a slim surrogate mom and a heavy biological one.

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Even just a single extra serving of fruits and vegetables per day is associated with lower bone fracture risk.

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How does the new shingles vaccine compare to the previous one?

The Optimal Vitamin B12 Dosage for Adults

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