Black Cohosh root powder was first used for medicinal purposes by Native American Indians, who introduced it to European colonists. Black cohosh became a popular treatment for women’s health issues in Europe in the mid-1950s. Herbs are available in 4, 8 or 16 oz. packages and are conveniently pre-ground to a fine powder that is ready to encapsulate. Please choose option to select size and to view cost. Pricing includes shipping within the US.