What does 100 calories of hazelnuts look like?

100 calories =12 hazelnuts16 g · 0.6 oz
High calorie density6.28 kcal/g
Each 🌰 = one hazelnut (~1.4 g). The last icon shows a part of one.
Food volume for 100 kcal

Hazelnuts has 628 calories per 100 g, so 100 calories is 12 hazelnuts (16 g). About 81% of its calories come from fat, which is why the portion looks small. Weigh or measure it at first: eyeballed portions of dense foods are where hidden calories come from.

Hazelnuts: 50 to 500 calories

CaloriesGramsOuncesHazelnuts
50 kcal8 g0.3 oz6
100 kcal16 g0.6 oz12
200 kcal32 g1.1 oz24
300 kcal48 g1.7 oz35
500 kcal80 g2.8 oz59

What's in 100 calories of hazelnuts

2.4 gprotein
2.7 gcarbs
9.7 gfat
1.5 gfiber

Protein 9% Carbs 10% Fat 81% of calories

Want more food for the same 100 calories?

These give you at least 2½ times more volume than hazelnuts:

Compare with other nuts & seeds

Food100 kcal isGrams
🌰 Hazelnuts12 hazelnuts16 g
🎃 Pumpkin seeds (whole, roasted)67 seeds22 g
🥜 Trail mix¾ oz22 g
⚫ Chia seeds¾ oz21 g
🟤 Flaxseed (ground)2⅔ tablespoons19 g
🟢 Hemp seeds1¾ tablespoons18 g
🥜 Pistachios25 pistachios18 g
⚪ Sesame seeds2 tablespoons18 g
🥜 Cashews17 g17 g
🌰 Almonds14 almonds17 g
🌻 Sunflower seeds (kernels)17 g17 g
🥜 Peanuts17 peanuts17 g
🥜 Mixed nuts (dry roasted)½ oz16 g

See all nuts & seeds →

Questions

How much is 100 calories of hazelnuts?

100 calories of hazelnuts is about 16 g (0.6 oz), or roughly 12 hazelnuts.

How many calories are in 100 g of hazelnuts?

628 calories per 100 g, according to USDA FoodData Central.

Are hazelnuts good for weight loss?

High calorie density (6.28 kcal per gram). Small portions add up fast. Measuring matters most for foods like this. 100 calories also gives you 2.4 g of protein and 1.5 g of fiber.

How many calories are in one hazelnut?

About 8 calories.

How many hazelnuts is 200 calories?

About 24 (32 g).

Free printable

The 100-calorie cheat sheet

One page with 300+ foods and their exact 100-calorie portions. Stick it on the fridge.

Source: USDA FoodData Central, "Nuts, hazelnuts or filberts" (FDC ID 170581). Grams for 100 kcal = 100 ÷ calories per gram. Unit weight: USDA: 1 oz (21 whole kernels) = 28.35 g. Real portions vary by size, variety and preparation. Updated 2026-10-23.