Matcha Green Tea. Now our best tasting Whey Factors is available in Matcha Green Tea. Matcha is rich in polyphenols, vitamins, minerals, fiber, chlorophyll, and L-theanine. Prepared from high quality fresh Matcha leaves using a proprietary manufacturing process that preserves the naturally occurring nutrients and flavor. There is 1,000mg of Matcha Green Tea Extract per serving. Whey Factors has no sugar added!