Matcha or macha is a finely ground powder of specially grown and processed green tea leaves. The following benefits of consuming Matcha are: 1. Anti-aging - Matcha green tea contains antioxidants which combat the negative effects of UV radiation to give us younger-looking skin. Studies show that a cup of Matcha green tea has around the same amount of nutrients and antioxidants as 10 cups of conventional green tea. 2. Detoxification - The chlorophyll gives Matcha detoxifier. abilities because it helps cleanse the blood and aids in maintaining the alkalinity of the blood and tissues by removing heavy metals, chemical toxins, and hormone disrupters.