King British Goldfish Flake is a complete flake food, suitable for goldfish and all coldwater fish. It is free from artificial colours, flavours and preservatives, and has been specially formulated with 42% protein for the metabolism of coldwater fish. The fish flake contains natural colour enhancers for bright, vibrant fish. King British fish flake is made in England to a unique recipe that includes a special Immuno-Health Booster - a valuable aid to everyday fish health which strengthens their natural immune defence system, meaning King British flake actively helps fish stay healthier, longer.