vitamin b12 injections to increase appetite Does How B12 Injections Affect Your
Description
In a randomized, double-blind, placebo-controlled trial in 2,919 participants (65 years) with elevated blood concentrations of homocysteine, supplementation with vitamin B 12 (500 g/day) and folic acid (400 g/day) for two years did not decrease the risk of osteoporotic fracture despite reductions in homocysteine (120, 121)

You'll need 2 injections of ~25 units each to get your full 5 mg dose
Reported for each vaccine given when the physician provides counseling

et al.) Vitamins and Minerals in Neurologic Disorders