Ocean Nutrition™ Formula Pellet Foods are innovative solutions that are the very best in fish nutrition. Formulated and extensively tested by aquaculture biologists, they are the most complete and nutritious foods available to the hobby. They are a blend of the highest quality ingredients, including shrimp, Pacific plankton, sardines, fish eggs, etc., as well as various vitamins, minerals, and carotenoid pigments. Low phosphates, low ash, and high digestibility help maintain a cleaner aquarium environment, benefiting the fish and allowing hobbyists to spend more time enjoying their aquariums.