Dietary Supplement. Est. 1986. Immune support. Description: Berberine has been traditionally used as a natural defense against yeast, parasites, fungus and bacteria's. Only Natural's Berberine 1,000 is made using the finest quality Berberine. This immune enhancing supplement is a great way to jump-start your diet and may improve glucose metabolism, insulin sensitivity, cardiac support, weight management, and gastrointestinal support. Nutrition questions or comments? Call Only Natural Inc. at 516-897-7001 Mon. - Fri. 9 am - 5 pm EST. For healthy tips and product information visit us at: www.onlynaturalinc.com. Guaranteed Free of: yeast, corn, dairy, salt, gluten, sugar, soy and preservatives. (These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure, or prevent any disease). Made in USA.