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How Many Calories in Orange?
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Quick reference — common serving sizes
| Amount | Calories | Protein |
|---|---|---|
| 1 oz (28g) | 13 kcal | 0.3g |
| 100g | 47 kcal | 0.9g |
| 1 medium orange | 85 kcal | 1.6g |
A orange contains 47 calories per 100g. A typical 1 medium orange (180g) provides about 85 calories. Orange is low in calories. Accurate tracking starts with weighing portions — a digital kitchen scale removes all the guesswork.
Orange Nutrition Facts
| Nutrient | Per 100g | Per serving (180g) |
|---|---|---|
| Calories | 47 kcal | 85 kcal |
| Protein | 0.9g | 1.6g |
| Carbohydrates | 11.8g | 21.2g |
| of which Sugars | 9.3g | 16.7g |
| Fat | 0.1g | 0.2g |
| of which Saturates | 0.0g | 0.0g |
| Fibre | 2.4g | 4.3g |
| Sodium | 0.0mg | 0mg |
| Potassium | 181.0mg | 326mg |
| Calcium | 40.0mg | 72mg |
| Iron | 0.1mg | 0.2mg |
| Vitamin C | 53.2mg | 95.8mg |
| Vitamin A | 11.0µg | 20µg |
| Selenium | 0.5µg | 1µg |
| Riboflavin (B2) | 0.0mg | 0.0mg |
% of Daily Value (per 100g)
Based on a standard 2,000-calorie reference diet — the same basis used on nutrition labels in the US and UK.
- Low in saturated fat (0% DV)
- Low in sodium (0% DV)
- High in vitamin C (59% DV) — an excellent source
- Calories: 2% DV
- Protein: 2% DV
- Carbohydrates: 4% DV
- Fibre: 9% DV
- Fat: 0% DV
- Saturated fat: 0% DV
- Sodium: 0% DV
- Potassium: 4% DV
- Calcium: 3% DV
- Iron: 1% DV
- Vitamin C: 59% DV
- Vitamin A: 1% DV
- Selenium: 1% DV
- Riboflavin (B2): 0% DV
Useful for tracking orange
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Have a cat or dog? Check whether orange is safe for your dog or safe for your cat before sharing. Also check the full ingredient breakdown and food safety guide for pregnancy and storage advice. Use a meal prep container set to portion out orange for the week. Tracking supplements too? Check drug and supplement interactions before combining anything new.
Good to know
Ripeness affects sugar content — a very ripe piece of fruit can carry noticeably more natural sugar than an under-ripe one of the same size.
Does orange fit your diet?
Weight management
At 47 calories per 100g, orange is calorie-light relative to its volume, which can help keep a meal within a calorie target without needing very small portions.
Frequently Asked Questions
How many calories in orange per 100g?
Orange contains 47 calories per 100g, based on USDA reference data.
Is orange high in calories?
A 1 medium orange of orange (180g) has around 85 calories — roughly 4% of a 2,000-calorie daily intake.
Is orange good for weight loss?
At 47 calories per 100g, orange is relatively low in calories and can fit well into a weight-loss diet. A 1 medium orange provides about 85 calories.
How much protein is in orange?
Orange contains 0.9g of protein per 100g.
Is orange a good source of fibre?
Orange is relatively low in fibre at 2.4g per 100g, so pairing it with fibre-rich sides (vegetables, whole grains, legumes) can help balance a meal.
How does orange compare to apples, frozen, unsweetened, heated?
Orange has 47 calories per 100g, close to apples, frozen, unsweetened, heated at 47 — 0 calories fewer per 100g. See the full macro breakdown above.
How many servings of orange for 20g of protein?
With 0.9g of protein per 100g, you'd need roughly 2222g of orange to reach 20g of protein
Foods with a similar calorie count
Other fruits closest to orange by calories per 100g:
| Food | Calories | Protein | Carbs | Fat |
|---|---|---|---|---|
| Orange (this page) | 47 kcal | 0.9g | 11.8g | 0.1g |
| Apples, Frozen, Unsweetened, Heated | 47 kcal | 0.3g | 12.0g | 0.3g |
| Lemon Peel, Raw | 47 kcal | 1.5g | 16.0g | 0.3g |
| Loquats, Raw | 47 kcal | 0.4g | 12.1g | 0.2g |
| Pears, Canned, Extra Light Syrup Pack, Solids and Liquids | 47 kcal | 0.3g | 12.2g | 0.1g |
| Clementines, Raw | 47 kcal | 0.8g | 12.0g | 0.1g |
| Apples, Raw, without Skin | 48 kcal | 0.3g | 12.8g | 0.1g |
More kit for orange tracking
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Nutrition data: USDA FoodData Central (public domain, CC0 1.0). Values are per 100g unless stated.