b12 injection training Vitamin B12 Shots at Home: How,

The NHS does not set an upper safe limit for B12 because harmful effects from excessive intake have not been definitively established

(For example, taking large amounts of folic acid has been found to mask vitamin B12 deficiency in some patients.) What Are B12 Shots

Most clients report minimal discomfort during the injection process, often describing it as a quick pinch

In this answer 3 sections The reason you started with intense every other day B12 shots and transitioned to a monthly schedule is a medical strategy called loading and maintenance. When you were first diagnosed, your bodys B12 stores were dangerously low