b12 methylcobalamin 1000 mcg injection Sandoz Vitamin Injectable Solution - mcg/10 mL made form of vitamin B12 Vitamin B12 Injection: Energy Boost
Description
Men should aim to get 2.4 micrograms per day

Can be followed with a light oil such as squalane for enhanced absorption if desired
It aids in the production of melatonin, which regulates sleep and wake cycles, as well as serotonin, which influences deep sleep and wakefulness

Concentrations above 2 percent are rarely necessary and may increase irritation risk without proportional benefit
