Dymax Tropical Flakes Essential is a premium food for freshwater tropical fish. Containing pre-biotics to improve fish’s digestive system. This product ensures your fish absorb more of the nutrients resulting in less waste and improved water quality. B-Glucan supports the fish’s immune system keeping them healthy and primed to fight off diseases. Formulated with natural colour enhancer and highly nutritious spirulina and astaxanthin to emphasize the colours of your fish.