Known as "Nature's Perfect Food", Spirulina is the most nutrient-rich food on earth. It is a microscopic blue-green algae containing complete, balanced protein, including all nine essential amino acids. Spirulina is the most easily digestible and quickly assimilated source of protein on the planet. This blue-green algae is one of the richest food sources of protein, chlorophyll and beta-carotene. It also provides you with the benefits of vitamins and essential minerals from whole food - the way we are meant to get our nutrition. Spirulina from Royal BodyCare is available in powder and tablet form, and it is available with Microclusters added for improved absorption and utilization. It is grown from pure culture in fresh water ponds to ensure the highest quality Spirulina available.