Tuna Nutrition Facts: Calories, Macros & Health Benefits
Summary: One piece (140g) of tuna contains 246 calories, 42.4g protein, 0g carbs, and 7.1g fat. Tuna is a good source of saturated fat, cholesterol, sodium.

Nutrition Facts — one piece (140g)
| Nutrient | Amount | % Daily Value |
|---|---|---|
| Calories | 246 kcal | 12% |
| Protein | 42.4g | 85% |
| Total Fat | 7.1g | 9% |
| Saturated Fat | 2.0g | 10% |
| Cholesterol | 72.8mg | 24% |
| Sodium | 379.4mg | 16% |
| Potassium | 767.2mg | 16% |
| Calcium | 8.4mg | 1% |
| Iron | 1.3mg | 7% |
| Magnesium | 61.6mg | 15% |
| Zinc | 0.64mg | 6% |
| Vitamin A | 54.6mcg | 6% |
| Vitamin B6 | 1.5mg | 88% |
| Vitamin B12 | 3.3mcg | 136% |
| Folate | 2.8mcg | 1% |
| Vitamin K | 5.5mcg | 5% |
| Phosphorus | 484.4mg | 39% |
Is Tuna Good for You?
Tuna provides 246 calories per piece (140g) with 42.4g of protein, 0g of carbohydrates, and 7.1g of fat. It is a source of saturated fat (10% dv), cholesterol (24% dv), sodium (16% dv).
Key Health Benefits of Tuna
- Good source of saturated fat (10% dv)
- Good source of cholesterol (24% dv)
- Good source of sodium (16% dv)
- Good source of potassium (16% dv)
- Good source of magnesium (15% dv)
- Provides 42.4g of protein per serving
Frequently Asked Questions
How many calories is in tuna?
One piece (140g) of tuna contains 246 calories.
How much protein is in tuna?
One piece (140g) of tuna provides 42.4g of protein.
Is tuna gluten-free?
Yes, tuna is naturally gluten-free.
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Nutrition data sourced from USDA FoodData Central. Track tuna and thousands of other foods with the Gram app.