The volume to inject is your dose divided by that concentration
Below is a commonly referenced dosage guide based on clinical and experimental studies
[DOI] [PMC free article] [PubMed] [Google Scholar] 28.Ellegaard P.K., Licht R.W., Poulsen H.E., Nielsen R.E., Berk M., Dean O.M., Mohebbi M., Nielsen C.T
Sulfur amino acid metabolism: pathways for production and removal of homocysteine and cysteine
I also gave up coffee, as caffeine/coffee is tied to excess menstrual bleeding and shorter cycles and this seemed to help, but sometimes I would get my period early right after drinking coffee, and sometimes my period would still come super early, even when I didnt have any coffee