The five types of hormone most widely used in meat production include three natural hormones, estradiol 17 - b, testosterone and
progesterone and three synthetic
substances that act
like hormones, zeranol, trenbolone, and melengestrol.
Vitamin B complex, zinc and magnesium serves as precursors of the body to produce hormone
like substances to regulate the natural balance of the body's hormones during menopause particularly estrogen and
progesterone