LEUKOTRIENE BIOSYNTHETIC SUPPRESSOR AND FOOD PRODUCT CONTAINING THEREOF

摘要

An extract of Gnaphalium sp. in Compositae family is provided to suppress biosynthesis of leukotriene without side effects, so that the plant extract is useful for treating or alleviating diseases mediated by leukotriene including allergic rhinitis and bronchial asthma. A leukotriene biosynthetic suppressor for treating or alleviating allergic rhinitis and bronchial asthma contains a plant extract selected from the extract of Gnaphalium sp. in Compositae family, especially Gnaphalium viravira, wherein the plant extract is the flower extract. A food product contains 0.01-95 wt.% of the leukotriene biosynthetic suppressor.