Periwinkle (Vinpocetine) Tea (50 tea bags, ZIN: 512107): Traditionally, Periwinkle can be used to help support a variety of complaints. Native Indians used the juice from Periwinkle leaves to help support wasp stings. Hawaiians boiled the plant to make a poultice to help support bleeding. In China, and Central and South America, it can be used as an astringent and diuretic. They also used it to help support symptoms of coughs, lung congestion, inflammation and sore throat. In the Caribbean, an extract from the flowers was used to make a solution to help support eye irritation and infections. The Europeans used Periwinkle as a folk supportive for helping support healthy blood sugar levels, but they also called it the magic plant, because they thought it could ward off evil spirits. The French called it the “violet of the sorcerers.” – Rosy Periwinkle produces 70 known alkaloids, some of which can be used for the potential to help support symptoms of childhood immunity, lymphatic system