Prebiotic & sinking aquarium fish food: dedicated dietary fibres in the food supply the beneficial intestinal bacteria with food for 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 carp species, thanks to high-quality raw ingredients such as salmon, shrimps and 18 % spirulina With very high-quality natural astaxanthin from krill and spirulina, which ensures perfect colour formation in in guppies and other livebearers Package contents: original sealed, air- and light-tight, recyclable tin with dosing aid in the lid.