Feed your tropical community fish a protein-enriched diet that has been scientifically formulated to promote healthy growth and cleaner clearer water with API TROPICAL PELLETS Sinking Pellets Fish Food. When fish are overfed or fed food with low palatability the buildup of poorly-digested and unconsumed food in aquarium water can lead to increased waste and raised ammonia levels which is toxic to fish. The increased toxins and stress can cause gill damage illness and death. By feeding your tropical fish API TROPICAL PELLETS you re giving them a complete balanced diet that s ideal for them. Each pellet contains nutritionally-enhanced proteins to promote optimal digestion and produce overall less ammonia. This fish food is ideal for tropical community fish including Angelfish Tetras Barbs and Discus. API Fish Food is formulated for a variety of popular fish such as cichlids goldfish tetra betta angelfish and more with high quality ingredients fish love such as algae shrimp worms and more. Keep your fish healthy happy and colorful with food that contains optimal levels of nutrients as well as helps produce less waste toxins and stress. For delayed release try API VACATION and WEEKEND PYRAMID FEEDERS.