Graviola powder. It comes from a tree that grows in the tropics of the Amazon. The leaves as well as the bark of the tree in the form of tea have been used for their calming, antispasmodic and calming properties. The powder comes from the leaves and stems of the tree, giving a rich source of antioxidants. It has antimicrobial and antifungal properties, lowers high blood pressure and stimulates the immune system. It can help relieve depression, anxiety and nervous system disorders.