b12 vitamin injection 1000 mcg ml B-12 Injectable Solution Veterinarians may prescribe vitamin B12 injections to animals with a deficiency Vitamin B12 Injection: Energy Boost
Description
Diet: heavy alcohol use and certain nutrients can lower your B12, so you may notice effects fading sooner

Hence, the downstream pathways are targeted for drug development

This triple-receptor mechanism is designed to produce significant reductions in body weight and improvements in metabolic parameters
S.et al (2020)