The main practical risks are: Injection-site soreness, bruising or mild redness , which settles within a day or two
Heres what progesterone helps regulate in the male body: Balances estrogen levels: Men produce estrogen too, and when progesterone is low, estrogen can dominateleading to mood changes, weight gain, and even gynecomastia (male breast tissue growth)
Phase Weeks 3+ (higher end) Daily dose 150 mg once daily Notes Some sources go this high
Some research suggests low vitamin B12 levels are associated with higher body weight, but more research is needed in this area
Frontiers in Pharmacology, 13, 1026182
30G x 1/2 inch for sub-cutaneous ( tummy fat or front of thigh) Do not use the injection needle to withdraw the B12 from the ampoule