is injectable vitamin b12 is considered a dietary supplement Which injection contains b12? 000 mcg/mL of vitamin B Vitamin B12 Injections vs. Supplements:
Description
Br J Haematol

Buesing S1, Costa M1, Schilling JM1, Moeller-Bertram T1
Vitamin B12 is delivered by intramuscular injection, in the same way as common vaccinations

If you want to support hair health (as well as your overall health), its important to make sure youre eating a diet that includes vitamin B12-rich foods and/or is supplemented with a dietary supplement
