can i take b12 injections weekly How Often Injections? B12 Shots for Weight Loss:

Blood levels of a liver enzyme called AST, which rises as liver damage intensifies, were an average of 22% lower for the group given BCAAs than for the control group

Vegetarians (especially vegans) are also given shots of B-12 since their diet is low in animal products, the primary source of B-12

Tekland custom diet TD.170206, ENVIGO), and a second independent diet reproducing the composition of the standard 2014S diet which was supplemented with a vitamin mix without B12 (Vitamin A, Vitamin D 3 , Vitamin E, Vitamin K 3 , Vitamin B 1 , Vitamin B 2 , Niacin, Vitamin B 6 , Pantothenic Acid, Biotin, Folate and Choline) to ensure nutritional adequacy after autoclaving (Diet #2 in the text)

The frequency of Vitamin B complex injections varies because different people have different needs