These will all come in a 1/2 Ounce Size resealable bag. This listing is for 1/2 Ounce of Wild Yam Root Dioscorea villosa, Colic-root, and Yam. Wild yam contains no progesterone, natural or otherwise. It is, however, extremely useful for many gynecological complaints. Constituents Ascorbic acid, beta-carotene, chromium, cobalt, dioscin, diosgenin, fiber, magnesium, manganese, niacin, phosphorous, potassium, riboflavin, selenium, silicon, sodium, tin, zinc. Parts Used The dried tuber. Typical Preparations Teas, infusions, capsules, and added to creams and ointments. Seldom found in liquid extract form. Combined with cinnamon to treat chronic infection. Summary Traditional Chinese Medicine has used wild yam for at least 2,000 years, since the time of the writing of the Divine Husbandman's... Less