Dietary Supplement Supports Intestinal Health* Natural Laxative With Fennel Oil Castor Oil is an oil derived from the beans of the castor plant. . Castor oil has long been recognized as a powerful laxative which may be used for the relief of occasional constipation. When used in combination with NOW® Fresh Green Black Walnut Wormwood Complex, Castor Oil softgels provide effective intestinal cleansing.* Contains No: sugar, salt, starch, yeast, wheat, gluten, corn, soy, milk, egg or preservatives. *This statement has not been evaluated by the FDA. This product is not intended to diagnose, treat, cure or prevent any disease.