If a dog is overweight, only a very small amount of peanut butter should be fed to her since it is a food that is very high in calories. (peanutallergy.com)
So, be sure to feed only small amounts of peanut butter especially if you are unsure if your kitties are allergic to it. (tinpaw.com)
Start with a very small amount of peanut butter — a dab on a cracker, for example, and watch closely for any signs of reaction, such as rash, wheezing or diarrhea. (howtoadult.com)