How many calories are in Nuts, Walnuts?

A 100 g serving of Nuts, Walnuts has 619 kcal. The calories in your portion depend on its weight and how it is prepared.

How much protein is in Nuts, Walnuts?

Per 100 g there are 24.1 g of protein — about 48% of the Daily Value (50 g).

How much fat and carbs are in Nuts, Walnuts?

Per 100 g there are 59.3 g of fat and 9.6 g of carbohydrate, including 6.8 g of fiber.

What nutrients is Nuts, Walnuts high in?

Per 100 g it notably contributes to your Daily Value for: Protein (48% DV), Magnesium (48% DV), Dietary Fiber (24% DV).

Nuts & Seeds

Nuts, Walnuts

USDA reference values for nuts, walnuts (per 100 g).

619kcalCalories

24.1gProtein

59.3gFat

9.6gCarbs

Protein, fat and carb balance

Share of calories from each macronutrient (per 100 g).

Protein 14.7%
Fat 81.5%
Carbs 3.8%

What this food is high in

48% Protein 24.1 g / 100 g 48% Magnesium 201 mg / 100 g 24% Dietary Fiber 6.8 g / 100 g 17% Iron 3.1 mg / 100 g

Shown as percent of the Daily Value per 100 g.

Full nutrition facts (per 100 g)

Nutrient	Per 100 g	% DV*
Macronutrients
Protein	24.1 g	48%
Total Fat	59.3 g	76%
Saturated Fat	3.5 g	17%
Carbohydrate	9.6 g	3%
Dietary Fiber	6.8 g	24%
Total Sugars	1.1 g	2%
Minerals
Sodium	2 mg	<1%
Potassium	523 mg	11%
Calcium	61 mg	5%
Iron	3.1 mg	17%
Magnesium	201 mg	48%
Vitamins
Vitamin C	1.7 mg	2%
Vitamin A	2 mcg	<1%
Vitamin D	0 mcg	0%
Other
Cholesterol	0 mg	0%

* Percent of the Daily Value (Daily Value, based on a 2,000 kcal diet).

Data source: USDA FoodData Central. Values are per 100 g of edible portion and are reference figures — they vary by variety, preparation and brand. Last updated: 2026-04-30.

Frequently asked questions

How many calories are in Nuts, Walnuts?: A 100 g serving of Nuts, Walnuts has 619 kcal. The calories in your portion depend on its weight and how it is prepared.
How much protein is in Nuts, Walnuts?: Per 100 g there are 24.1 g of protein — about 48% of the Daily Value (50 g).
How much fat and carbs are in Nuts, Walnuts?: Per 100 g there are 59.3 g of fat and 9.6 g of carbohydrate, including 6.8 g of fiber.
What nutrients is Nuts, Walnuts high in?: Per 100 g it notably contributes to your Daily Value for: Protein (48% DV), Magnesium (48% DV), Dietary Fiber (24% DV).

Similar foods and comparisons

Almond Butter, Creamy 645 kcal 20.8 g protein Flaxseed, Ground 545 kcal 18 g protein Flour, Almond 622 kcal 26.2 g protein Flour, Chestnut 385 kcal 5.3 g protein Flour, Coconut 438 kcal 16.1 g protein Nuts 19 kcal 0.7 g protein

Compare Nuts, Walnuts with: Almond Butter, Creamy Flaxseed, Ground Flour, Almond Flour, Chestnut

Note. This information is provided for general reference only and is not medical advice or a diet prescription. If you have a medical condition or special dietary needs, consult a physician or a registered dietitian.