Going Keto? Now you can get the benefits of the Keto Diet with the great taste you've come to expect from Smart for Life. Only 4G Net Carbs! Our triple chocolate keto protein bar packs incredible chocolate flavor, offering a crunchy yet soft texture that's easy to enjoy and will have you wanting more. Nutrition Highlights: 17 Grams of Protein 2 Grams of Sugar 8 Grams of Fiber 200 Calories.