will b12 injections work B12 Injections for Weight Loss:

J., St Clair, W

A diet rich in purine such as red meat, wild game (Veal and dark) and offal

Adult Cattle- 1 to 2 mL per 100 pounds of body weight

[91] Since only bacteria and some archea possess the genes and enzymes necessary to synthesize vitamin B 12 , plant and algae sources all obtain the vitamin secondarily from symbiosis with various species of bacteria, [5] or in the case of fermented plant foods, from bacterial fermentation

They offer a steady Vitamin B12 source

Research links it to follicle signalling, follicle anchoring, and reductions in markers associated with hair shedding, positioning it as a targeted copper peptide for topical hair and scalp use