Tuna (canned in water, drained) calories
1 can (drained) · 110 g: about 90–110 kcal. 90 kcal per 100 g: 19 g protein, 0.1 g carbohydrate, 0.9 g fat.

In portions
| Portion | Amount | Calories |
|---|---|---|
| 1 can (drained) | 110 g | 90–110 kcal |
Nutrition facts (100 g)
| Energy | 90 kcal |
|---|---|
| Protein | 19 g |
| Carbohydrate | 0.1 g |
| Sugar | 0 g |
| Fat | 0.9 g |
| Saturated fat | 0.2 g |
| Sodium | 219 mg |
Where the calories come from: protein 90% · carbohydrate 0% · fat 10%.
Source: USDA FoodData Central record 334194. The same food can vary by ±10% with its variety, recipe and brand.
Frequently asked questions
Tuna (canned in water, drained): how many grams and calories in 1 can (drained)?
1 can (drained) is about 110 g on average and has about 90–110 kcal.
Tuna (canned in water, drained): how many calories in 100 grams?
Per 100 g there are 90 kcal, 19 g of protein, 0.1 g of carbohydrate and 0.9 g of fat.
Tuna (canned in water, drained): how much protein does it have?
Per 100 g there are 19 g of protein; 1 can (drained) has about 21 g of protein. About 90% of its calories come from protein.
Tuna (canned in water, drained): does it make you gain weight?
No single food makes you gain weight on its own; your weight depends on the day’s total calories. 1 can (drained) has about 99 kcal: about 5% of a 2,000 kcal day (the reference on nutrition labels). Its energy density is low (0.9 kcal per gram): you can eat more of it for the same calories. Most of its calories come from protein.
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Meal ideas with it
- Tuna and chickpea salad ~330 kcal
- Tuna salad and whole wheat bread ~350 kcal
Similar foods
Among fish and seafood, it is one of the lightest: 90 kcal per 100 g (average 150 kcal). Higher-protein options: Tuna (canned in oil, drained) (~220 kcal, 32 g protein).
- Mussels (raw, shelled) 1 serving ~86 kcal · 12 g protein
- Tuna (canned in water, drained) 1 can (drained) ~99 kcal · 21 g protein
- Shrimp (boiled) 1 serving ~99 kcal · 24 g protein
- Squid (raw) 1 serving ~140 kcal · 23 g protein
- Anchovies (raw) 1 serving ~200 kcal · 31 g protein
- Tuna (canned in oil, drained) 1 can (drained) ~220 kcal · 32 g protein
- Sea bass (grilled) 1 serving (1 fish) ~220 kcal · 42 g protein
- Mackerel (raw) 1 serving ~310 kcal · 28 g protein
- Salmon (grilled) 1 serving ~310 kcal · 33 g protein