Facts About Vitamin B12
Gives detailed content about basic functions, deficiency symptoms, good food sources, and RDA recommendations.
http://ods.od.nih.gov/factsheets/vitaminb12.asp
Vitamin B12 (Cobalamin)
Summaries concerning the health benefits of vitamin B12 and its effect on the human body.
http://www.yourhealthbase.com/vitamin_B12.html
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