how to give yourself a b12 injection in thigh Shot: Step-by-Step Guide for Self-Injection How to Administer an Intramuscular
Description
B12 vitamin shots offer a powerful solution for those struggling with deficiency, providing numerous benefits from increased energy to improved mood and cognitive function
This is because muscle tissue has a lot of blood flow

National Institute for Health and Care Excellence (NICE)

Nerve function Vitamin B12which is found in a wide variety of animal foods like fish, meat, poultry, and dairy contributes to the production of myelin, the fatty substance that insulates neurons

Vitamin b12 holds great safety profile and being a water soluble vitamin, it does not accumulate in body so no chance of toxicity is there
