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They build up slowly over months
A common pattern is a Myers Cocktail (which already has B12) once or twice a month, plus a quick standalone B12 shot in between if energy dips during a heavy stretch
Functions of B12 in the Body Vitamin B12 is vital for several body functions: Energy Production: B12 helps make ATP, the energy source for cells
It is not represented as an FDA-approved drug, dietary supplement, weight-management product, metabolic treatment, anti-aging product, or NAD + therapy
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