WILD YAM (Dioscorea Villosa) Wild Yam is very relaxing and soothing to the nerves. It is excellent for pain in the urinary tract, and will expel gas from the stomach and bowels. Wild Yam also relaxes muscle spasms, helps the liver and gall bladder and is beneficial for general pain during pregnancy. It also has been used for: Gallbladder Disorders Gas and Cramps Painful Menstruation Ovarian Pain Cholera Kidney Stones Arthritis & Rheumatism