Symptoms and Signs of Excess Vitamin B12 True vitamin B12 toxicity is exceptionally rare, and when elevated B12 levels are detected, they are often asymptomatic and discovered incidentally during routine blood tests
Results can vary depending on individual B12 levels and overall health
However, there are a few downsides to consider: Invasive: Receiving regular injections may be uncomfortable for some people, as it requires visiting a clinic or performing self-injections
(2) Liu JR, Deng ZH, Zhu XJ, Zeng YR, Guan XX, Li JH
Typically, to begin with, you'll be asked to take the injection multiple times a week to increase the B12 levels
Proteolytic cleavage product of 30-kDa adipocyte complement-related protein increases fatty acid oxidation in muscle and causes weight loss in mice