The suitable substitute for food tablets is DR. BASSLEER BIOFISH FOOD BETTER TABS. Any aquarist who has ever used a tablet-based food knows that you should add one or two tablets to the aquarium. A few fish catch these that are lying in one spot on the ground. A significant portion of the fish that are less assertive are unable to access the food and may not receive enough nourishment. The DR. BASSLEER BIOFISH FOOD BETTER TABS instantly sink and disperse on the ground, making it impossible for the strongest fish to claim the food on their own. Complete food for ornamental fish, registration number PET6237, from Dr. Bassleer's BioFish Food Better Tabs Ingredients: cereals, fish and fish derivatives, vegetable derivatives, and 5% chlorella,