From the Manufacturer's Label:
Powerful Plant Alkaloid
Berberine is an alkaloid present in a number of plants, including Goldenseal, Barberry, & Oregon Grape. Berberine has many health benefits, including support for normal blood sugar & cholesterol levels already within normal range.**
Manufactured by Nutritional Concepts
About Puritan’s Pride
For more than 40 years, Puritan's Pride has helped families achieve a lifestyle of wellness. Our vitamins and supplements are made with care from the highest quality ingredients. They are tested or inspected as many as 15 times throughout the manufacturing process. That's why you can shop with confidence. We take pride in our products and helping customers feel their best.