While most green teas are light and crisp, our Temple of Heaven Gunpowder breaks the mold with its amber liquor and deep, earthy flavor. Origins: Chinese farmers began rolling green teas into their namesake gunpowder shape during the Tang Dynasty (618-907.) The British found it extremely appealing during trade in the 1600s for its strong flavor and how well it travelled. Flavor Profile: Earthy, mellow, astringent, lasting finish. Caffeine: 35-75mg/8oz cup Health Benefits: All green teas contain powerful antioxidants known for fighting disease, specifically heart disease. Tea is a zero-calorie beverage, making it an ideal, delicious substitute for high-calorie drinks like soda and energy drinks. Ingredients: Rolled Chinese green tea.