JBL ProNovo Guppy Flakes SAquarium staple food flakes in size S for guppies & other livebearers from 3 10 cm Prebiotic & floating aquarium fish food: dedicated dietary fibres in the food supply the beneficial intestinal bacteria with food for a healthy digestion Natural raw ingredients without artificial additives for a natural diet and healthy aquarium fish. Tested on JBL research expeditions in the tropics Very high acceptance even with choosy viviparous tooth carps, thanks