Spirulina: Nature's Nutrient-Rich Superfood What is Spirulina?Spirulina is a type of cyanobacterium that grows in freshwater and saltwater sources. It has been consumed by humans for centuries as it is nutritious, easy to harvest, and rich in proteins, vitamins, minerals, and antioxidants. Spirulina grows in spiral helixes or coils, giving it its name - Spirulina comes from the Latin word for "spiral".Nutritional Profile of...