Kattovit Low Protein Dry Cat Food has been specially developed to provide a reduced protein diet for cats suffering from kidney damage suffering from liver disease (with normal fat levels) to prevent kidney stones A K-recipe by Kattovit Low Protein is specially designed with reduced protein & increased non-protein calories increased protein content can be damaging to the kidneys. Protein makes up a significant proportion of energy content in food. In contrast to traditional foods only Approx. half of the energy in Kattovit Low Protein comes from protein. to be p H neutral food that is rich in calcium citrate reduces acidity in urine (neutral) & can thus prevent oxalate crystallisation. with low phosphorous reduced phosphorous & calcium content Not suitable for cats with struvite stones or acute kidney problems & if in doubt please consult your vet.