You’ve likely seen walnuts on breakfast bowls, in salads, or tucked into baked goods.

With their brain-like shape, they’ve long been linked to cognitive health — almost symbolically.

But beyond folklore, there’s something truly special about this nut.

Packed with omega-3s, antioxidants, fiber, and plant compounds, walnuts (Juglans regia) are one of the most nutrient-dense nuts you can eat.

And …