Yerba Mate Extract Beste Antioxidant Anti-aging Kalmerend Yerba Mate Extract description Yerba mate extract is a plant-derived (_Ilex Paraguariensis_ leaf extract) ingredient used in the preparation of the most popular tea-like beverage in South America. It has skin-soothing and antioxidant properties. Related ingredients: Ilex Paraguariensis Ilex Paraguariensis Leaf Extract Mate Extract