Current studies are being conducted. Taken internally, passion flower is usually combined with other sedative herbs for various types of nervous conditions, including insomnia and related disorders. No controlled studies to show if it really works. Internally, peppermint has an antispasmodic action, with a calming effect on the stomach and intestinal tract. As a tea, extract, or in a capsule, peppermint is claimed to be useful for indigestion, cramp-like discomfort of the upper gastrointestinal and bile duct, irritable bowel syndrome and inflammation or irritation of the gums.
Psyllium is a major source of fiber.
The tiny seeds contain a coating of gelatinous material, which swells upon contact with moisture. This should be used only after proper diagnosis by a physician. Clinical studies indicate that the extract can increase urine flow and reduce frequency of nighttime urination. Effectiveness appears to be similar to prescription medications used for this purpose. Today, senna is recognized as one of the most popular and reliable stimulant laxatives.