Human chorionic gonadotropin is a peptide hormone produced in pregnancy that is made by the embryo soon after conception and later by the syncytiotrophoblast . Its role is to prevent the disintegration of the corpus luteum of the ovary and thereby maintain progesterone production that is critical for a pregnancy in humans. hCG may have additional functions; for instance, it is thought that hCG affects the immune tolerance of the...
ajcn (source) seems to be saying gonadotropin will not work for the purpose, and the jama source seems to agree. For weight loss, you may wish to consider testosterone,...