Walnuts: rich in iron, calcium, magnesium, potassium, fluorine, copper, zinc, phosphorus. They are useful for fixing calcium in the bones and provide energy very quickly.
They contain B vitamins and are quite rich in alpha-linolenic acid (ALA), a precursor to plant-based omega-3s. They are also rich in antioxidants and the amino acid arginine, which, when converted into nitric oxide, helps to prevent and combat arteriosclerosis.
