Nature's Sunshine Goldenseal provides soothing support to the mucous membranes that line the respiratory, digestive and urinary tracts. It may also provide respiratory support for mucous membranes.

Pure Goldenseal contains hydrastine and berberine alkaloids that help support the immune system.

Nature's Sunshine tests Goldenseal for these alkaloids - thus ensuring a pure, unadulterated supply of this valuable herb.