HCG 5000 refers to your dosage power (5000 IU) of Human Chorionic Gonadotropin (HCG), a hormone generated throughout pregnancy. In healthcare and fitness contexts, it is used for several reasons: what's HCG? Human Chorionic Gonadotropin (HCG) is often a hormone In a natural way made by the placenta for the duration of pregnancy. It plays a job in