These Peanut Butter Granola Meal Bars from Atkins are a delicious and filling way to keep hunger pangs at bay. With 16 grams of protein and only one gram of sugar, these peanut butter bars are packed with everything you want and none of the artificial colors, flavors or preservatives that you don't. Great for an on-the-go treat, these Atkins meal bars are a wonderful alternative to sugar and fat-filled snacks. Gender: unisex. Age Group: adult.