99% Pure Spirulina Spray-Dried! A great source of vitamins, minerals, carotenoids, and amino acids is the blue-green spirulina algae. Invertebrates, corals, artemia, shrimp larvae, and fish larvae can all eat the powdered form of spirulina. To help raise the nutritional content, it can also be added to any moist fish meal. Bulk Reef Supply's Spirulina Powder is 99% pure because the spirulina is harvested in controlled conditions that prevent toxins and other dangerous chemicals from binding to the algae. Use alone or in combination with other foods. Outstanding source of carotenoids, vitamins, minerals, and amino acids Boosts brightness and coloration Improved general health and immunity Excellent for fish, corals, invertebrates, and animals in larval stages 2 oz is the only size available. Common Analysis: Protein