Can Dogs Eat Peanut Butter? Peanut butter contains gobs of salt and sugar. It has a roasted aroma that comes from fats and proteins. Dogs seek out certain chemicals that signal: food rich in nutrients. The roasted aroma in peanut butter is very appealing to a dog. It smells a little like caramelized meat to your dog. Thus: Dogs do love peanut butter. Dogs love anything that has peanut butter. Peanut butter is also known to calm your dog down. For instance: if your dog gets startled by noises coming from outside. Put some peanut butter on a cracker and feed him. This will calm your dog down. But do note: you will have to do this about three to four times. Your dog will enjoy licking peanut butter from the roo...