Asta Bit is a biological diet fish feed with krill, a natural source of astaxanthin, which is easily synthesized & promotes vibrant color. Our exclusive technology liminates nutrition loss & water water clouding. The addition of astaxanthin, food-grade spirulina powder & other b-carotene richedalgae can make the fishes body color brighter & shiner, resulting in promote more brilliant. A softer texture which ideally suited for most smaller community tank fishes. Probiotics & wheat germ were added to improve the digestive system of fishes, so that the nutrients in food can be fully absorbed, hence promoting more vibrant coloration in fishes.