Cardiovascular HealthDietary SupplementPromotes Healthy Cholesterol and Glucose Levels Already Within Normal RangeSupports Blood Sugar MetabolismScience-Backed Quality Since 1969 Berberine is a natural alkaloid found in a wide variety of traditional herbs including goldenseal, barberry and Oregon grape. Many herbalists credit this unique alkaloid for the benefits of ancient herbal tonics used by native populations throughout the world.  Swanson Berberine delivers a guaranteed 400 mg of pure berberine HCl.Berberine is favored among herbalists because it may help support overall cardiovascular health. Specifically, berberine has been shown to support healthy cholesterol and glucose levels already within the normal range.  This combined action sets berberine apart from other herbal supplements or specialized heart health formulas that typically focus on either glucose or cholesterol health, but not both. Give your heart an extra serving of support with this berberine supplement.Rich Traditional OriginsBerberine-containing herbals have found a place in traditional health practices around the world.