Yerba Mate Standardized Extract 600 mg, 180 Tablets, Source NaturalsSource Naturals Yerba Mate Standardized Extract Yerba mate, used since ancient times as a tea, is renowned throughout South America for its rejuvenating, nutritional, and energizing effects, particularly for mental and physical fatigue. Mate naturally contains a wide range of polyphenols, methylxanthines, and chlorogenic acid, which together are responsible for its many health benefits. Supplement Facts Serving Size: 1 Tablet Amount %DV Total