If you want to know how many calories are in hazelnuts and whether this delicious nut is suitable for a weight loss diet, this guide will provide you with all the information you need. Below, we will review the complete table of hazelnut nutritional value per 100 grams, calories in common serving sizes, and practical tips for weight control.
Hazelnut calories per 100 grams
Hazelnuts are one of the most energy-dense and highly nutritious nuts. Each 100 grams of raw hazelnuts contains about 628 calories and is an excellent source of unsaturated fats, fiber, vitamin E, and important minerals.
Hazelnut nutritional value table per 100 grams
Table 1: Calories and Macronutrients
| Nutrient | Amount per 100 grams |
|---|---|
| Calories | 628 kcal |
| Protein | 15 grams |
| Total fat | 60.8 grams |
| Carbohydrates | 16.7 grams |
Table 2: Sugar, Fiber, and Sodium
| Nutrient | Amount per 100 grams |
|---|---|
| Natural sugar | 4.3 grams |
| Dietary fiber | 9.7 grams |
| Sodium | 0 mg |
| Cholesterol | 0 mg |

Table 3: Important vitamins and minerals
| Micronutrient | Approximate value |
|---|---|
| Vitamin E | 15 mg |
| منیزیم | 163 mg |
| Potassium | 680 mg |
| Phosphorus | 290 mg |
| Iron | 4.7 mg |
| Calcium | 114 mg |
| مس | 1.7 mg |
Hazelnut calories in common consumption units
Table 4: Calories in typical serving sizes
| Dosage | Approximate calories |
|---|---|
| 1 hazelnuts | 9 calories |
| 10 hazelnuts | 90 calories |
| A small handful (30 grams) | 188 calories |
| Half a cup of hazelnuts | 315 calories |
| A glass of hazelnuts | 628 calories |
Each 1-ounce (28-30 grams) of hazelnuts (about a small handful) is usually considered the equivalent of a standard snack.
Calorie comparison of raw and roasted hazelnuts
Table 5: Differences in consumption method
| Hazelnut type | Calories per 100 grams |
|---|---|
| Raw hazelnuts | 628 calories |
| Roasted hazelnuts without salt | 630 to 650 calories |
| Salted hazelnut | 630 to 650 calories |
Roasting usually doesn't change the calories much, but if oil or salt is added, the nutritional value and sodium content will change.

Nutritional benefits and uses of hazelnuts
- Despite being high in calories, hazelnuts provide a longer feeling of satiety due to their healthy fats and high fiber content.
- Its controlled consumption can help reduce appetite and prevent snacking.
- It is suitable for weight loss diets, provided that the amount consumed is limited.
- Each small handful of hazelnuts provides a combination of energy, healthy fat, and protein.
- For athletes, it is a good snack before training or between meals.
- It has much less sugar than sugary snacks and is a more balanced choice.
- The vitamin E in hazelnuts helps protect cells from oxidative stress.
- Its magnesium and potassium play a role in muscle function and energy production.
- Compared to almonds, hazelnuts have more fat but are still a valuable source of micronutrients.
- People who are strictly monitoring their calorie intake are better off measuring their consumption.
Are hazelnuts suitable for a weight loss diet?
Yes, hazelnuts can be part of a weight loss diet. If consumed daily, about 20 to 30 grams (a small handful) will help increase satiety without significantly increasing calories. The important thing is that due to their high energy density, consuming too much can quickly increase daily calorie intake.
Are hazelnuts good for athletes?
Hazelnuts are a good choice for athletes because:
- Provides dense and portable energy.
- Contains beneficial fats to provide sustained energy.
- It has a good amount of plant protein.
- Its magnesium and phosphorus play a role in energy metabolism.
Combining hazelnuts with fresh fruit or yogurt can be a balanced and practical snack.
Is consuming too many hazelnuts a problem?
Consuming too many hazelnuts can be high in calories. For example, 100 grams of hazelnuts contain over 600 calories, so eating them haphazardly can make it difficult to control your weight. The best approach is to consume them in moderation and replace them with low-calorie snacks.

FAQ
How many calories are in hazelnuts?
Every 100 grams of hazelnuts has about 628 calories, and each hazelnut provides approximately 9 calories of energy.
Are hazelnuts suitable for diet?
Yes. If consumed in amounts of 20 to 30 grams, it helps to feel full due to its fiber and healthy fats.
How many calories are in a handful of hazelnuts?
A small handful of hazelnuts (about 30 grams) has close to 188 calories.
What is the best way to consume hazelnuts to control calories?
Consuming raw or roasted without salt, in a specific, pre-measured amount, is the best way to control calories.
Do roasted hazelnuts have more calories?
If you roast without oil, the calorie difference is negligible. Adding oil or sugar can increase the calories.
Conclusion
Hazelnuts are one of the most nutritious nuts, with about 628 calories per 100 grams. They are rich in healthy fats, fiber, protein, vitamin E, and important minerals. Although hazelnuts are high in calories, eating them in moderation can help increase satiety, provide energy, and improve the quality of your diet. For most people, a small handful of hazelnuts a day is a good amount to get the nutritional value they need.
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Source of nutritional data: FoodData Central – USDA

