Hello Darling
umm no because it will stop his natural testosterone his body is making.
21 gauge
B12 shots boost energy levels because the production of testosterone depends on B12. By flooding the body with strong amounts of a supplement that is vital for tesosterone, the body cant help but directly use it.
No. way too small and fine
You inject it in your butt or thigh. Need to be careful with the thigh and make sure you stay in the area about half way between the hip and the knee.
The Predominant hormone in males are testosterone
No, vitamin B12 is not a barbiturate
B12 is a vitamin
More than likely you did not have the needle attached to the syringe tight enough. If it came out of the top of the needle there may have been some air in it
Testosterone
b12 5.0-97 b12 5.7-57
how can convert 100 mcg B12 in mg