Crunchy Peanut Butter contains more gram of fiber as compared to the creamy counterpart. This rich fiber component is important in regulating the digestive system and a good nutrient to feel you longer throughout the day. It also helps in preventing overeating and binges on unhealthy processed food. Well, whole nut peanut butter is also a good choice for breakfast. Peanut butter crunchy contains saturated fat whereas peanut butter smooth contains monounsaturated fat.