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How Many Calories in Tinned Tuna?
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Quick reference — common serving sizes
| Amount | Calories | Protein |
|---|---|---|
| 1 oz (28g) | 24 kcal | 5.5g |
| 100g | 86 kcal | 19.4g |
| 1 can, drained | 142 kcal | 32.0g |
A tinned tuna contains 86 calories per 100g. A typical 1 can, drained (165g) provides about 142 calories. Tinned Tuna is moderate in calories and is a good source of protein. Accurate tracking starts with weighing portions — a digital kitchen scale removes all the guesswork.
Tinned Tuna Nutrition Facts
| Nutrient | Per 100g | Per serving (165g) |
|---|---|---|
| Calories | 86 kcal | 142 kcal |
| Protein | 19.4g | 32.0g |
| Carbohydrates | 0.0g | 0.0g |
| of which Sugars | 0.0g | 0.0g |
| Fat | 1.0g | 1.6g |
| of which Saturates | 0.2g | 0.3g |
| Fibre | 0.0g | 0.0g |
| Sodium | 247.0mg | 408mg |
| Potassium | 179.0mg | 295mg |
| Calcium | 17.0mg | 28mg |
| Iron | 1.6mg | 2.6mg |
| Vitamin C | 0.0mg | 0.0mg |
| Vitamin A | 17.0µg | 28µg |
| Selenium | 70.6µg | 116µg |
| Riboflavin (B2) | 0.1mg | 0.2mg |
% 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.
- High in protein (39% DV) — an excellent source
- Low in saturated fat (1% DV)
- High in selenium (128% DV) — an excellent source
- Calories: 4% DV
- Protein: 39% DV
- Carbohydrates: 0% DV
- Fibre: 0% DV
- Fat: 1% DV
- Saturated fat: 1% DV
- Sodium: 11% DV
- Potassium: 4% DV
- Calcium: 1% DV
- Iron: 9% DV
- Vitamin C: 0% DV
- Vitamin A: 2% DV
- Selenium: 128% DV
- Riboflavin (B2): 8% DV
High-protein options alongside tinned tuna
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Good to know
Cooking method changes the final calorie and fat count more than the cut itself — grilling, baking or steaming typically adds nothing, while frying can add a meaningful amount of fat per serving.
Does tinned tuna fit your diet?
High-protein diets
At 19.4g of protein per 100g, tinned tuna clears the 15g/100g threshold generally used to call a food high-protein — a useful contributor if you're tracking protein intake for muscle maintenance, satiety, or a higher-protein eating pattern.
Low-carb / keto
Tinned Tuna contains 0.0g of carbohydrate per 100g, low enough to fit comfortably within most low-carb or ketogenic daily carb allowances — check the fat and protein split above against your specific macro targets.
Frequently Asked Questions
How many calories in tinned tuna per 100g?
Tinned Tuna (known as canned tuna in the US) contains 86 calories per 100g, based on USDA reference data.
Is tinned tuna high in calories?
A 1 can, drained of tinned tuna (165g) has around 142 calories — roughly 7% of a 2,000-calorie daily intake.
Is tinned tuna good for weight loss?
At 86 calories per 100g, tinned tuna is relatively low in calories and can fit well into a weight-loss diet. A 1 can, drained provides about 142 calories.
How much protein is in tinned tuna?
Tinned Tuna contains 19.4g of protein per 100g.
Is tinned tuna a good source of fibre?
Tinned Tuna is relatively low in fibre at 0.0g per 100g, so pairing it with fibre-rich sides (vegetables, whole grains, legumes) can help balance a meal.
How does tinned tuna compare to fish, flatfish (flounder and sole species), cooked, dry heat?
Tinned Tuna has 86 calories per 100g, close to fish, flatfish (flounder and sole species), cooked, dry heat at 86 — 0 calories fewer per 100g. See the full macro breakdown above.
Is tinned tuna keto-friendly?
Tinned Tuna contains 0.0g of carbohydrate per 100g, which fits comfortably within most ketogenic daily carb allowances — check it against your specific daily carb target.
How many servings of tinned tuna for 20g of protein?
With 19.4g of protein per 100g, you'd need roughly 103g of tinned tuna to reach 20g of protein
Foods with a similar calorie count
Other meat & fish closest to tinned tuna by calories per 100g:
| Food | Calories | Protein | Carbs | Fat |
|---|---|---|---|---|
| Tinned Tuna (this page) | 86 kcal | 19.4g | 0.0g | 1.0g |
| Fish, Flatfish (flounder and Sole Species), Cooked, Dry Heat | 86 kcal | 15.2g | 0.0g | 2.4g |
| Crustaceans, Crab, Dungeness, Raw | 86 kcal | 17.4g | 0.7g | 1.0g |
| Mollusks, Clam, Mixed Species, Raw | 86 kcal | 14.7g | 3.6g | 1.0g |
| Mollusks, Mussel, Blue, Raw | 86 kcal | 11.9g | 3.7g | 2.2g |
| Pork, Fresh, Variety Meats and By-products, Lungs, Raw | 85 kcal | 14.1g | 0.0g | 2.7g |
| Beef, Variety Meats and By-products, Tripe, Raw | 85 kcal | 12.1g | 0.0g | 3.7g |
More kit for tinned tuna tracking
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Nutrition data: USDA FoodData Central (public domain, CC0 1.0). Values are per 100g unless stated.