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Guideline 1: Proper Deficiency Diagnosis First, a Vitamin B12 deficiency must be accurately diagnosed
( National Institutes of Health, Office of Dietary Supplements
Man made form of dietary supplements B12 can help bridge dietary gaps lacking sufficient animal products, while some nutrients can be found naturally
Its quinolinium-based structure, synthetic origin and mechanism of action distinguish it from amino acidbased peptides in almost every respect
In all that time harmful effects have never been shown from overdose
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