what size needle to inject b12 should be used for injections B12 Shots: Benefits, Uses, Safety, Cost & How They Work needle size for im injection
Description
High doses of Vitamin C taken within 1 hour of the shot may lower B12 in blood (minor, stagger doses)

Antioxidant Effects: It acts as an antioxidant, protecting cells from oxidative damage
for athletes this is a regulatory hazard independent of pharmacology

What's Missing from the Dataset A reviewer reading the published 5-amino-1MQ literature would note several limitations: No human trial data