Genotropin 36 IU is a popular human growth hormone product. It is used by athletes and bodybuilders to improve performance and increase muscle mass. Genotropin 36 IU is a peptide hormone that is injected subcutaneously or intramuscularly. The recommended dosage for men is 4-10 IU per day. Genotropin 36 IU is not known to cause acne, water retention, or hepatotoxicity. It is also not aromatizable.