Spirulina is a type of blue-green algae that people can take as a dietary supplement. People consider spirulina a superfood due to its excellent nutritional content and health benefits.
Spirulina has a high protein and vitamin content, which makes it an excellent dietary supplement for people on vegetarian or vegan diets.
Research suggests that spirulina has antioxidant and inflammation-fighting properties, as well as the ability to help regulate the immune system.