side effects of a vitamin b12 injection and Safety Potential Vitamin B12 Injection Side
Description
But FYI the needles are tiny and dont hurt

NNMT (nicotinamide N-methyltransferase) is a cytosolic enzyme that catalyzes a specific methylation reaction: it transfers a methyl group from S-adenosylmethionine (SAM) to nicotinamide, producing two products 1-methylnicotinamide (1-MNA) and S-adenosylhomocysteine (SAH)

The cost of a single vitamin B12 injection dose is 50 (per IM injection)
They also promote healthy immune cell activity
