This synthesis aims to summarize the specific dietary requirements for prev
ention or nutritional treatment of feline lower urinary tract diseases and
overall urolith's formation. Since aetiologies are diverse and the epidemio
logical knowledge are changing within the recent year, empirical treatment
of the pathology isn't anymore advisable. Symptomatology and aetiology are
briefly presented and the different dietary factors to be taken into consid
eration in urolith's formation are discussed. Chemical composition of petfo
ods to treat or prevent struvite or calcium oxalate uroliths are compared.