Nutrition Facts
How Many Calories in Tuna (Canned)?
100
calories per 3 oz in water (85 g)
22g
Protein
0g
Carbs
0.7g
Fat
Nutrition Facts
Serving size: 3 oz in water (85 g)
Amount per serving
Calories100
Total Fat0.7g
Total Carbohydrate0g
Dietary Fiber0g
Total Sugars0g
Protein22g
* Approximate nutritional data sourced from USDA FoodData Central.
Calories by Serving Size
| Serving size | Calories |
|---|---|
| 3 oz (85 g) | 100 |
| 5 oz can (142 g) | 167 |
| 100 g | 116 |
Nutrition Tips for Tuna (Canned)
- 1Canned tuna in water is one of the cheapest high-protein foods available — 22 g protein for ~100 cal.
- 2Limit to 2–3 cans per week due to mercury content; choose "light" tuna for lower mercury.
- 3Mix with Greek yogurt instead of mayo for extra protein with fewer calories.
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