US$ 28.42
injection vitamin b12 cyanocobalamin 500 mcg INJECTION, USP 10,000mcg/10mL (1,000mcg/mL) 10mL VIAL Vitamin B12 Injections (Cyanocobalamin Injections)
Description
Remove air bubbles from the syringe before injecting

But not instantly it takes some time to build back up the B12 that was missing

Injections allow your body to absorb 100% of the vitamins, whereas vitamins taken orally must pass through the digestive system where some nutrients are lost

Nat Rev Immunol
