Ocean nutrition formula one flake food is a gourmet food packed with fresh sea foods and natural algaes and is suitable for all marine fish. Developed by aquaculture biologists, this food will significantly improve coloration and vitality in fishes while boosting the immune system to aid disease resistance. Also suitable for most tropical fish. Features: Contains stabilized vitamin C and immune boosters. A highly attractive staple food for your marine fish. High protein content and rich in vitamins. Does not cloud the water. Formulated and tested by aquaculture biologists.