ColorCals

Walnuts

High calorie density

Calories per 100 g

400

Density

4.00kcal/g

Protein / 100g

15.0g

Carbs / 100g

12.5g

Fat / 100g

65.0g

Where this food sits on the scale

01.546+ kcal/g

Walnuts has 4.00 calories per gram (400 per 100 g). Calorie-packed. Small weights carry a lot of energy, so portion size matters a lot here. For comparison, water-rich vegetables sit near 0.2 kcal/g while pure oils reach about 9 kcal/g.

Calories by portion

PortionWeightCalories
1/4 Cup40 g160
100 g100 g400

Where the calories come from

  • Protein15.0 g / 100 g9% of calories
  • Carbs12.5 g / 100 g7% of calories
  • Fat65.0 g / 100 g84% of calories

Quick comparisons

Frequently asked questions about walnuts

How many calories are in 100 grams of walnuts?
Walnuts contains 400 calories per 100 g, along with 15.0 g of protein, 12.5 g of carbohydrates, and 65.0 g of fat.
What is the calorie density of walnuts?
Walnuts has a calorie density of 4.00 kcal per gram, which places it in the high tier (over 4 kcal/g).
How many calories are in one 1/4 cup of walnuts?
One 1/4 cup of Walnuts weighs about 40 g and provides roughly 160 calories.

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