Nutritional Facts 1 fajita (calculated without optional ingredients) equals 344 calories, 11 g fat (2 g saturated fat), 46 mg cholesterol, 299 mg sodium, 28 g carbohydrate, 4 g fiber, 29 g protein. Diabetic Exchanges: 3 lean meat, 1-1/2 starch, 1 vegetable, 1 fat.