Fsc wild yam 500mg 90 tablet wild yam has been used for years to help alleviate the symptoms of menopause and pms that are brought about by hormone imbalance wild yam contains a very high concentration of a substance called diosgenin which may have a similar molecular structure to progesterone one of the two female sex hormones diosgenin may have the ability to lock on to the hormone receptors in the body creating an progesterone like effect which can help restore hormone balance diosg