how long do b12 injections last Are Vitamin Shots Right for You? Do B12 Injections Help with
Description
After the initial six weeks, the injections can be tapered down to being given less frequently, often once every one to two months

Clinical studies tested doses ranging from 250mcg to 1mg daily, with 300mcg showing effective fat reduction at the lowest side effect profile

In a 23-week trial, subjects taking 1mg daily lost an average of 2.8kg compared to 0.8kg for placebo

doi:10.1152/ajpendo.2000.279.3.E501 Ng FM, Sun J, Sharma L, Libinaka R, Jiang WJ, Gianello R

So, it's important for the immune system, for nervous function, and cognitive function as well

doi: 10.1039/c7ob01357d
