oral b12 or injection B-12 Injections – Well Life Medicine Vitamin B12 IM Injectable at
Description
It does not affect testosterone levels or cause the hormonal side effects associated with anabolic steroids

Br Med Bull

de Groot-kamphuis DM, van Dijk PR, Groenier KH, Houweling ST, Bilo HJ, Kleefstra N

Just make sure youre keeping it at room temperature, away from excessive heat or humidity

It handles any concentration and gives you the exact syringe units for your specific vial
