how to give b12 injection Vitamin C and Techniques Treating Severe Vitamin B12 Deficiency

There are some very rare side effects listed in medical literature (mostly when large doses are given): for example, one out of many thousands of patients might develop a disturbance in liver enzymes or a tingling in the fingers or toes

It is research-use-only and not for human consumption

Vitamin B12 injections provide a range of important health benefits, especially for clients who may have difficulty absorbing this essential vitamin through diet or supplements alone

Journal of Animal Science, 96(5), 1835-1843

We strongly recommend it, but no - you do not have to have one if you choose not to, though we do explain why this is storngly recommended

NNMT is an enzyme that regulates energy metabolism by methylating nicotinamide, a precursor to NAD+, into 1-methylnicotinamide