calisaya

Quinine herbal digestive bitters made from the medicinally active bark of the Chincona tree. The bark is stripped from the tree, dried and powdered, contains a variety of alkaloids, including the anti-malarial compound quinine, which interferes with the reproduction of malaria-causing protozoa. As a medicinal herb, cinchona bark is also known as Jesuit's Bark or Peruvian bark.