TetraMin® PRO Tropical Crisps are a revolutionary form of food providing advanced nutrition for healthy fish and clear water. Unlike fish food that is manufactured at high temperatures, TetraMin® PRO tropical crisps are made with a unique low heat process which preserves more of the essential vitamins and nutrients fish need to thrive and grow. TetraMin® PRO also contains L-carnitine, an exclusive ingredient that has been proven to enhance fish metabolism.