injectable b12 for dogs Cyanocobalamin Injection, 1000 mcg/mL 1mL Vial This prescription form of Cyanocobalamin has 1000 mcg/m VITAMIN B12 INJECTION 1000 mcg/mL
Description
It is typically an intramuscular injection in the arm, and is given by a nurse or a doctor

and if shelf life is 28 days, and I am to inject this into his subq once a week

MEDICINSKI GLASNIK , 10(2), 203-210

By selectively targeting fat cells without affecting muscle tissue, it shifts the weight loss equation toward preferential fat loss

The injection is providing you with the necessary B vitamins regardless of your food intake, which is helpful especially if you have trouble eating a balanced diet (due to illness or other reasons)

Is it safe to get B12 shots frequently
