HGH alone has been proven to strengthen the immune system, increase IGF-1 level and build lean muscle in patients without exercise or change in diet. HGH increases protein metabolism and reduces nitrogen excretion.
Growth hormone rejuvenates the immune system.
This increase in lean body mass continues in the following year or two of treatment. Growth hormone appears to reduce the incidence of AIDS-associated infections, such as polycystic pneumonia and Kaposi's sarcoma. This is an off-label use of the approved drug which is undergoing clinical trials and may involve some unknown risks to the health of the AIDS patient.