For reference, these are the Recommended Dietary Allowances (RDA) for vitamin B12 by sex and age group indicating the daily amount needed for healthy individuals ( Men 1418: 2.4 mcg Men 19+: 2.4 mcg Women 1418: 2.4 mcg Women 19+: 2.4 mcg During pregnancy: 2.4 mcg During lactation: 2.8 mcg SUMMARY The RDA for vitamin B12 for most people is 2.4 mcg per day
Nerve damage
People are getting B12 injections to gain strength, lose weight, and improve their brain functioninga few benefits of vitamin B12
Its always best to draw the required dose from the glass vial immediately before use
A 2002 review in Growth Hormone and IGF Research covering over 1,000 treated patients found no evidence of increased cancer risk, glucose intolerance, or antibody-mediated resistance with long-term use
In these cases, even a B12-rich diet might not be enough to maintain optimal levels, making it important to explore other ways to replenish your supply