A small handful of walnuts can do a surprising amount of work. They add crunch to breakfast, richness to baked goods, depth to salads, and a useful mix of nutrients that many everyday diets miss. Walnuts are not magic food, and they will not fix an unbalanced diet on their own. Still, they are one of the easiest nuts to make a habit of because they are nutrient-dense, versatile, and widely available. In 2026, they also deserve a closer look because prices can vary sharply dep