API Tropical Flake. Nourish your entire tropical community with API Tropical Flake Premium Fish Food, a complete and balanced daily diet for fish like Angelfish, Tetras, and Barbs, conveniently packaged in a 0.36 oz (10 g) container. This high-quality flake formula is fortified with essential key nutrients, including real Menhaden and Squid to supply ideal amounts of amino acids that support optimal growth and vitality. A key benefit is the scientifically designed formula that helps your fish more readily use nutrients, resulting in less waste and promoting consistently clean, clear aquarium water. Instructions: Feed flakes 1-2 times daily, only offering the amount your fish can completely consume within three minutes.