Given the task definition and input, reply with output. Given a sentence in Igbo language, translate the sentence to English language keeping the meaning of the original sentence intact

Igbo sentence: (IGF-1 bu eke tikota onu na-eweputa ahu nke nwere mma anabolic mmetuta na akwara njiko, akwara, nkwonkwo na akwara ike.)
(IGF-1 is a natural growth hormone that is produced by the body which has positive anabolic effects on the ligaments, tendons, joints and muscles.)