walnuts are another superfoods that have a lot of health benefits. in addition to antioxidants,walnuts have a lot of good fats, including omega-3s. omega-3s have been shown to reduce the risk of heart disease. they may even prevent cancer.walnuts are also a good source of protein and fiber can help people feel full. new research shows that walnuts can even reduce the effects of stress.eating walnuts lowers your blood pressure.so, if you have a high-stress life,try to include walnuts or walnut oil in your diet.