how to prepare matcha tea? Organic matcha green tea powder is whisked in a bowl with hot water to create a frothy, bright green, nourishing beverage. Once prepared, it is then immediately consumed in its entirety. It’s important to know where to buy the best quality Japanese matcha powder and tea bags. One of the major health benefits of matcha tea is that it delivers a mega dose of antioxidants in every sip. According to the latest innovation in antioxidant research, matcha is packed with exponentially more antioxidants than any other ‘superfood’.