Walnuts remain a nutritious snack that offers a variety of health benefits. Besides flavor, they are loaded with omega-3s.---Walnut Nutrient Facts- 183 calories per serving- Fat: 18g (mostly polyunsaturated)- Carbs: 3.8g- Fiber: 1.9g- Protein-packed: 4.3g- Low glycemic impact---Top Health Benefits of Walnuts1. **Heart Health** Walnuts lower LDL