Yerba mate (yer-bah ma-tay), known scientifically as Ilex paraguariensis, is a tree of the holly family that is native to the Atlantic Forest of South America.
Benefits are
Rich in antioxidants and nutrients.
Can boost energy and improve mental focus. 
May enhance physical performance. 
May protect against infections. 
May help you lose weight and belly fat. 
Lowers blood sugar levels. 
 
And more .