MetaFiber is a low-allergy-potential fiber drink mix designed to support healthy intestinal transit time and bowel regularity.* One serving provides approximately 83% insoluble and 17% soluble dietary fiber.?Excellent support for those with occasional constipation. *?Supports the structural integrity of the intestinal wall. *?Provides the benefits of dietary fiber without the more allergenic or hypersensitizing fibers, making it great for those who are sensitive to psyllium, corn, or citrus products.