Extracts of the plant, in small doses, were earlier used internally as a treatment for high blood pressure. This use is discontinued, however, as the active alkaloids from the plant are unstable, difficult to control, and therefore dangerous./nThe glass-like material of this jar is not really glass, but Cristavida nano-bots. They constantly keep the inner surface of the jar clean. NOTE: Swallowing parts of this material might lead to severe injuries to your internal organs. Do not use for drinking.