I think it's because dry food has more nutrition per weight, whereas wet food has more water. Dry food IS good for the teeth though. Helps clean the plaque.Originally posted by Deb25
A friend of mine feeds her 20 year-old cat Whiskas pouches exclusively. He likes them. Cat Fancy recommends you don't feed an all wet/soft food diet. They think dry food is better for the teeth and gums.