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Cell Endocrinol
Moisten a cotton ball with rubbing alcohol and use it to wipe the skin at the injection site
Key Takeaways Vitamin B12 is essential for red blood cell production, DNA synthesis, and brain function, with dietary sources primarily from animal products, making supplementation vital for vegetarians and vegans
Olsen J, Melbye M, Olsen SF, Srensen TI, Aaby P, Andersen AM, et al
It has at times been granted a food-ingredient designation, which is not the same as approval to treat a medical condition
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