Because Purisure Instant Iced Tea Powder is made from ground tea leaves, all of the bioactive compounds in the tea leaves do make it into the final drink, which contains large amounts of important nutrients. This tea powder serves as an excellent substitute for chemically altered coffee and energy drink products, offering a high amount of clean caffeine per serving. Switch up your daily routine and brighten up your life with instant iced tea! Directions: For optimal taste, mix 1/8 tsp of powder per 8 oz of water and stir.