Cat Treats are great if given in moderation. It should never be a substitute for cat food. All the Cat treats available in market have it mentioned on there packaging as to how many treats should be given in a day. But if still confused simple equation would be not more than 5-7% of there total food in a day.Want to check out variety of cat treats from Brands like Me-O , Sheba, Delicio , Cataholic, Temptations & Kittos etc. visit Pawrulz.com