Hijiki algae are particularly appreciated for their very high content of important nutritional elements, such as calcium (which is present in a higher concentration even than that of cow's milk), as well as a large number of trace elements and minerals fundamental for health. : due to their particular healthiness, hijiki algae are also perfect for regulating the glycemic component in the blood. Hijiki seaweed is characterized by a rounded shape, which almost becomes cylindrical, and the most popular shoots of it are those that develop between the months of January and February.