Urolithiasis accounts for 15% to 23% of cases of feline lower urinary tract disease (FLUTD), with struvite uroliths occurring more frequently, followed by calcium oxalate, ammonium urate, cystine, and xanthine calculi. In this clinical evaluation, we tested the efficacy of a commercially available nutraceutical diet in 33 cats affected by struvite uroliths. Results clearly indicated a significa...