Goldenseal is one of the most popular herbs sold on the American market and has recently gained a reputation as a herbal antibiotic and immune system enhancer. Goldenseal's numerous uses are attributed to its antibiotic, anti-inflammatory and astringent properties. It soothes irritated mucus membranes aiding the eyes, ears, nose and throat. Taken at the first signs of respiratory problems, colds or flu, Goldenseal helps can help to prevent further symptoms from developing. It has also been used to help reduce fevers, and relive congestion and excess mucous. Goldenseal cleanses and promotes healthy glandular functions by increasing bile flow and digestive enzymes, therefore regulating healthy liver and spleen functions. It can relieve constipation and may also be used to treat infections of the bladder and intestines as well.