Bio-Pure Frozen Krill is a high-quality food designed for both fresh and saltwater fish. It is known for its nutritional value, being packed with protein and essential vitamins that help enhance the coloration of the fish. The product comes with added vitamins to support fish immune systems and is processed to remove salt for better osmotic efficiency for saltwater fish. Feed as a treat, only as much as the fish will consume in a minute, ideally twice daily.