Proven Health Benefits of Walnuts, How Many to Eat, and More (Science Based)

clear why they are often considered a “super nut.” They provide a balanced combination of healthy fats, plant protein, vitamins, minerals, and fiber.

A one-ounce serving (about 28 grams or 14 walnut halves) contains approximately:

  • 185 calories

  • 4.3 grams of protein

  • about 2 grams of dietary fiber

  • 45 mg of magnesium

Walnuts are also low in carbohydrates and have a low glycemic index, which makes them a suitable snack option for people who want to maintain stable blood sugar levels.

In addition to these nutrients, walnuts contain an excellent