Our pick from Purina also includes L-lysine ... Calorie content: The calorie content of cat food is listed in kilocalories (kcals). Instead of basing calorie needs solely on age, our experts ...

Purina One Indoor and Hairball Ocean Whitefish ... Calorie content: The calorie content of cat food is measured in kilocalories (kcal). The best hairball cat food formulas contain more fiber ...