Berberine from Webber Naturals provides 500 mg of berberine, a herbal ingredient that provides support for healthy glucose metabolism and cardiovascular health.Berberine is a naturally occurring alkaloid found in the roots of select plants like barberry, goldenseal, and Oregon grape. It is a compound long recognized as an important part of certain traditional herbal medicines. Modern research on berberine shows it helps support healthy glucose metabolism and healthy blood lipid levels. It also helps maintain cardiovascular health in adults.Berberine from Webber Naturals is sustainably sourced from the roots of the barberry plant (Berberis vulgaris). This formula provides a clinically studied amount of berberine in a convenient dose of just two 500 mg capsules per day.