Walnuts remain a versatile snack that offers a variety of health benefits. Besides flavor, they are loaded with fiber and antioxidants.---Nutrition Overview (Per 1 oz)- 183 calories per serving- Fat: 18g (mostly polyunsaturated)- Carbs: 3.8g- Rich in fiber: 1.9g- Protein-packed: 4.3g- Low glycemic impact---Why Walnuts Are Great for You1. **Heart He