Suffering from hypertension? Take heart, Italian researchers have identified Spirulina, a "superfood" made from algae, that could help to reduce blood pressure.
The superfood, described as the "most complete food source in the world", contains a specific protein which was found to relax arteries in the laboratory and in animals, the Daily Mail reported. Spirulina, scientifically called arthrospira platensis, is technically a type of bacteria.