Calorie chart · Nuts, seeds and kernels

Walnuts - calories and nutrition information

100 g of walnuts contains 654 kcal, 15.2 g protein, 7 g carbs, and 65.2 g fat. A handful of walnuts (about 30 g) has about 196 kcal.

Serving
Walnuts, 100 g654 kcal2736 kJ
Protein15.2 g9% of energy
Carbs7 g4% of energy
Fat65.2 g87% of energy
Fiber
6.7 g
Sugars
2.6 g
Salt
0.01 g

Nutrition information: walnuts

NutrientCarbs 100 g% RI*Handful (30 g)
Energy654 kcal2736 kJ33%196 kcal820 kJ
Fat65.2 g93%19.6 g
of which saturated fatty acids6.1 g31%1.8 g
Carbs7 g3%2.1 g
of which sugars2.6 g3%0.8 g
Fiber6.7 g-2 g
Protein15.2 g30%4.6 g
Salt0.01 g0%<0.01 g
Water4.1 g-1.2 g

* RI = reference intake for an average adult (8400 kJ / 2000 kcal). Carbs exclude fiber, as shown on EU food labels.

How many calories are in walnuts?

Calories and macronutrients in typical servings. Use the calculator at the top of the page to calculate a different weight.

ServingCaloriesProteinCarbsFat
1 walnut4 g26 kcal0.6 g0.3 g2.6 g
1 tablespoon chopped walnuts8 g52 kcal1.2 g0.6 g5.2 g
Handful30 g196 kcal4.6 g2.1 g19.6 g
100 g654 kcal15.2 g7 g65.2 g

Vitamins and minerals

In 100 g of walnuts, the highest amounts are phosphorus (49% RI), folate (49%), and magnesium (42%). We show nutrients that provide at least 2% RI per 100 g.

NutrientCarbs 100 g% RI
Potassium441 mg22%
Calcium98 mg12%
Magnesium158 mg42%
Phosphorus346 mg49%
Iron2.9 mg21%
Zinc3.1 mg31%
Selenium4.9 µg9%
Vitamin B1 (thiamin)0.34 mg31%
Vitamin B2 (riboflavin)0.15 mg11%
Vitamin B3 (niacin)1.1 mg7%
Vitamin B60.54 mg39%
Folate98 µg49%
Vitamin E0.7 mg6%
Vitamin K2.7 µg4%

Walnuts compared with other foods

Walnuts have the most calories per 100 g among the nuts and seeds in our chart. Here’s how foods in the nuts, seeds, and kernels category with similar calorie counts compare (kcal per 100 g):

  1. Pumpkin seeds559 kcal
  2. Roasted salted pistachios569 kcal
  3. Almonds579 kcal
  4. Shelled sunflower seeds584 kcal
  5. Roasted unsalted peanuts587 kcal
  6. Roasted salted peanuts587 kcal
  7. Peanut butter598 kcal
  8. Hazelnuts628 kcal
  9. Walnuts654 kcal

Walnuts in meal plans

You’ll find this food in ready-made meal plans for 7 days, with recipes and a shopping list:

Recipes with this ingredient

Find more ideas in recipes with calories and macros.

FAQs

How many calories are in a handful of walnuts?
A handful of walnuts (about 30 g) has about 196 kcal: 4.6 g protein, 2.1 g carbs, and 19.6 g fat.
How many calories are in 100 g of walnuts?
100 g of walnuts contains 654 kcal (2736 kJ).
How much protein do walnuts contain?
Walnuts contain 15.2 g of protein per 100 g, and a handful of walnuts has about 4.6 g.
How many carbs do walnuts contain?
100 g of walnuts contains 7 g of net carbs, including 2.6 g of sugars, plus 6.7 g of fiber.

Data source: USDA FoodData Central, SR28 database - “Nuts, walnuts, english” (NDB 12155). Polish names and serving sizes: EatSee editorial team. Values are estimates and may vary depending on the variety, size, and preparation method. For packaged products, check the label for exact information. This page is for informational purposes only and does not replace advice from a doctor or dietitian. Updated: . How we put together our calorie chart.