Walnut, the single-seeded stone fruit originated in parts of Central Asia and the Mediterranean region. It is known to be packed with omega-3 fats, protein, antioxidants, plant sterols, magnesium, copper, Vitamins A, D, etc. The surface structure of walnut is similar to that of a brain, which has earned it the name “brain food”, also because it is good for boosting brain health. It is widely used in cooking to make a range of delicious treats such as breakfast cereals, salads, pasta, desserts, energy bars, etc. Walnut oil is the oil extracted from walnuts and is used for various purposes.