From the Manufacturer's label:Coleus Forskohlii Extract is produced from the root of Coleus forskohlii, an ancient Ayurvedic plant. Coleus is the source of a unique substance known as forskolin. Each batch of Enzymatic Therapy Coleus Forskohlii Extract is guaranteed to contain a minimum of 18% forskolin. Vegetarian.
Manufactured by Enzymatic Therapy, Inc.Contains no sugar, salt, yeast, wheat, gluten, corn, soy, dairy products, artificial coloring, artificial flavoring,preservatives or ingredients of animal origin