Particular types of walnuts easy to break their shells even with your hands carrying a large amount of Protein, vitamins, omega-3 fatty acids, trace minerals, lecithin, and oils are all abundant in walnuts. Walnuts are also cholesterol-free and contain minimal salt. The Health benefits of walnuts are that they boost your immunity, omega 3 helps in your nervous system, and reduce breast cancer. Walnut contains healthy Vitamin B Complex groups like foliates, riboflavin, thiamin, and more. These are necessary for a pregnant woman and the fetus.