Long-term consumption of lingonberry juice lowers high blood pressure and improves the functions of blood vessels reveals an experimental study. At some point in their lives many people develop elevated blood pressure even hypertension and functional disturbances in blood vessels related to low-grade inflammation. In addition to drug therapies nutrition has a key role in the management of these disorders. Studies have shown that polyphenol-rich food reduces the risk of cardiovascular diseases. Lingonberry bilberry cranberry and blackcurrant are excellent sources of polyphenols. Lingonberry juice is no substitute for medication but it is a good dietary supplement said researcher Anne Kivimaki