Canned tuna calories and protein
A drained can of light tuna in water (165 g) has 142 calories, with 32.1 g of protein, 1.6 g of fat, and 0 g of carbs.
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Light tuna in water, after draining
This is canned light tuna in water, weighed after draining. The can’s net weight may include packing water, so use the drained fish weight.
Oil-packed and albacore tuna need different entries. For tuna salad, count mayonnaise and other ingredients separately.
Tuna or salmon?
Drained light tuna in water has 19.4 g of protein and 86 calories per 100 g. Cooked farmed Atlantic salmon has 22.1 g of protein and 206 calories at the same edible weight. The can and fillet servings are not equal-sized portions.
Common questions
Should I weigh tuna before or after draining?
After draining for this entry. USDA’s values describe the drained solids, so including the packing water would overstate the amount of tuna.
To see how this fits your day, work out your daily protein with the protein calculator, or your protein, carbs and fat with the macro calculator. Compare it with other foods in the high-protein foods ranking.
Canned light tuna in water, drained compared with other fish and seafood foods
Of these four foods, protein per 100 calories is highest in cooked shrimp (24.2 g) and lowest in cooked atlantic salmon (10.7 g).
| Item | CaloriesCal | Protein | Fat | Carbs | Net carbs | Protein per 100 calPer 100 cal |
|---|---|---|---|---|---|---|
| Cooked shrimp3 oz cooked (85 g) | 84 | 20.4 g | 0.2 g | 0.2 g | No data | 24.2 g |
| Canned light tuna in water, drainedThis page1 can, drained (165 g) | 142 | 32.1 g | 1.6 g | 0 g | 0 g | 22.6 g |
| Cooked Atlantic cod1 cooked fillet (180 g) | 189 | 41.1 g | 1.5 g | 0 g | 0 g | 21.7 g |
| Cooked Atlantic salmon1 cooked fillet (356 g) | 733 | 78.7 g | 44 g | 0 g | 0 g | 10.7 g |
Most protein per 100 calories first. The mark on each bar is 5 g. Numbers are for one serving, the size the card opens on.
Sources
2 sources
- U.S. Department of Agriculture, Agricultural Research Service. FoodData Central. Canned light tuna in water, drained, nutrition information. fdc.nal.usda.gov/food-details/173709/nutrients. Checked November 2026.
- U.S. Department of Agriculture, Agricultural Research Service. FoodData Central. Cooked Atlantic salmon, nutrition information. fdc.nal.usda.gov/food-details/175168/nutrients. Checked November 2026.
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