“Peanut butter is made from ground peanuts, but some products have extra additives such as sugar, additional oils, and other additives to help. Good Energy Source. Natural peanut butter is a healthy snack to sustain you between meals on a busy day. According to the U.S. Department of Agriculture, eating. In fact, the Health Castle site reports that the monounsaturated fat in peanut butter doesn't only lower overall cholesterol levels, it increases the.