Dymax Tropical Essential is a premium food for freshwater tropical fish such as tetra; guppy; molly; angelfish that contains spirulina algae and astaxanthin to improve body colours. This nutritious food comes in the form of slow sinking soft granules which retain their shape and does not pollute or cloud aquarium water. Stimmune supports a fish’s immune system keeping them healthy and primed to fight off diseases. Includes pre-biotic and garlic extract to improve digestive system.