Testosterone is a sex hormone that is naturally produced in a man's testicles. However, a small amount of testosterone is also produced in women's ovaries and also in adrenal system. When a lack of this hormone is shown in men and boys, this testosterone is injected to increase this hormone level.
Methyl-D, a.k.a. methyldienolone, is an oral subordinate of the anabolic steroid nandrolone, and is very much alike, in activities and reactions to its more famous relative Deca-Durabolin (Deca). In that capacity, it shares huge numbers of the family qualities, along these lines quite a bit of what can be said for Deca remains constant for Methyl-D too, except for its androgenic nature which all the more nearly emulates testosterone.
Methosarb, a.k.a. calusterone, is an extraordinarily changed form of testosterone with double alterations. It has involved one methyl bunch at carbon 7-beta which basically deactivates its anabolic and androgenic impacts, and another at carbon 17-alpha which allows it to go through the liver undisturbed. Calusterone is an orally controlled androgenic steroid fundamentally like methyltestosterone.