A synthetic form of the naturally occurring hormone testosterone is called testosterone cypionate. Males that have this hormone have a variety of various physical and mental traits. It enhances sex desire, encourages weight reduction, aids in building and maintaining lean muscle mass, boosts bone density, and could even guard against heart disease. Both naturally occurring testosterone and testosterone cypionate have the same characteristics. All other steroid molecules are really variations of the testosterone molecule, which has been tweaked to adjust the hormone's characteristics. Testosterone Cypionate has a score of 100 when evaluating its anabolic/androgenic structure, and all other steroids are compared to it.