If the injection is needed (e.g., to replete B or B in a deficient mother), it can be used, but the infant should be observed for any unusual symptoms (though none would be expected from B vitamins, apart from perhaps looser stools if anything)
B12 does not stack: once your blood level is in the normal range, extra B12 is simply passed out in your urine rather than converted into more energy
Disclaimer: For laboratory research use only
Stronger bones A B12 deficiency can lead to osteoporosis, brittle bones, and fractures
However, it may take a few days or weeks before your symptoms start to improve and you feel better
This is especially beneficial for those with digestive concerns or difficulty absorbing nutrients from pills and capsules.*