how long does b12 injection take to work Vitamin Shots Specialist Near Me in Canton, MI The Truth About B12 Injections:

IV doses of 25-400 mcg/kg for safety studies Important: These are experimental doses used in animal studies and cannot be extrapolated to other species due to significant differences in metabolism, pharmacokinetics, receptor expression, peptide degradation rates, and tissue distribution patterns

Vitamin B12 is a critical nutrient for our bodies, but many people are deficient due to an inadequate diet, health issues, or medications

Glycine is an inexpensive ingredient

The elderly (reduced absorption) Pernicious anemia Vegetarians / Vegans (low dietary B12) People taking metformin or acid reflux medications (PPIs) Post-bariatric or gastric-bypass patients Genetic variants in MTRR , MTR , or TCN2 What Has B12 Been Studied For