Cobalt Aquatics Discus Flake Fish Food is a powerful nutritional diet formulated to promote ultimate Discus health, color, and digestion. Co-developed with world renowned Discus expert Discus Hans, it contains a mixture of beef heart, krill, spirulina, earthworm, garlic, and high quality salmon meal. Cobalt Discus Flakes are designed to keep Discus in optimal condition while bringing out their naturally vibrant coloration. Includes Cobalt's signature enhanced blue flake, which provides a combination of triple-vitamin boost and natural immunostimulants to strengthen fishes' biological resistance to disease. Discus Flakes are also packed with powerful probiotics in the form of naturally occurring bacteria that are proven to improve digestion and intestinal well-being. Will not cloud water, and produces less waste for a healthier aquarium.