Lh: Is formed in the pituitary gland

LH is formed in the pituitary gland, and binds with receptors in the hypothalamus before it is released into the bloodstream. It then makes its way to the ovaries. Luteinizing hormone (LH) is a glycoprotein hormone produced by the pituitary gland that regulates reproductive functions in males and females. Learn about its structure, genes, functions, effects, and clinical significance. Luteinizing hormone (LH) is a gonadotropin secreted by the pituitary gland through the action of GnRH. Its main function is to regulate the male and female reproductive cycle together with other hormones such as FSH. LH is a reproductive hormone produced by the pituitary gland that regulates ovulation in women and testosterone production in men. Learn about LH levels, how they vary by cycle and age, and how to test them for family planning.