can b12 injection cause weight gain Vitamin Side Effects How B12 Injections Can Be
Description
Increased NAD+ Levels: More nicotinamide available for NAD+ biosynthesis via NAMPT enzyme 2

Both studies administered B12 i.m., one used methyl-B12 at a dose of 500 g three times per week for 2 weeks, 63 the other used cyano-B12, 1000 g daily for 2 weeks

References: Cox HD, Smeal SJ, Hughes CM, Cox JE, Eichner D

What is the difference between cyanocobalamin and hydroxocobalamin shots
