Ready & Packaged Foods
All →Vegetables & Legumes
All →Desserts & Confectionery
All →Meat & Protein
All →Grains & Bakery
All →Beverages
All →Milk & Dairy
All →
High-protein, low-carb, rich in selenium and vitamin B12
CALORIES · 100 G
GI
POTASSIUM · 100 G
FIBER · 100 G
1 piece (medium) of Grilled tuna fillet (150 g) has 276 calories. That works out to 184 calories per 100 g. It contains 0 g of carbs, 43.7 g of protein, 9.5 g of fat and 0 g of fiber. Its 14.1 µg of B12 covers 588% of the Daily Value. Its glycemic index is 0 (low), so it raises blood sugar slowly.
Selected: 1 piece (medium) · 150 g
276
KCAL / 150G
Carbs
0g
· 0% DV
Protein
43.7g
· 87% DV
Fat
9.5g
· 12% DV
Fiber
0g
· 0% DV
DV is the share of the daily value covered, on a 2,000 kcal reference diet.
Calories come from: Carbs 0% · Protein 67% · Fat 33%
| Nutrient | Amount | % DV |
|---|---|---|
| Calories | 276 kcal | |
| Total fat | 9.5 g | 12% |
| Saturated fat | 2.25 g | 11% |
| Trans fat | 0 g | |
| Sodium | 78 mg | 3% |
| Total carbohydrate | 0 g | 0% |
| Fiber | 0 g | 0% |
| Protein | 43.7 g | 87% |
Calories: Calories measure energy. Average daily need is 2,000 kcal. Excess calories are stored as fat, too few cause weight loss.
Carbs: Your body's primary energy source. The brain runs exclusively on carbs. Daily need: 275g.
Protein: Essential for muscle repair and cell growth. Daily need: 50g. Keeps you full and boosts metabolism.
Fat: Needed for hormone production and vitamin absorption. Daily need: 78g. Limit saturated fats, choose unsaturated.
Fiber: Critical for digestive health and satiety. Daily need: 28g. Stabilizes blood sugar, lowers cholesterol.
Log this food in EatBetter
100,000+ people use it
📸 Scan the code to get the app free.

| Serving | Amount | Calories |
|---|---|---|
| 1 piece (medium) | 150 g | 276 kcal |
| ½ piece (half) | 75 g | 138 kcal |
| 100 g | 100 g | 184 kcal |
| 1 piece (small) | 100 g | 184 kcal |
| 1 cup (diced) | 140 g | 258 kcal |
| 1 serving (medium) | 180 g | 331 kcal |
| 1 piece (large) | 220 g | 405 kcal |
| 1 serving (large) | 250 g | 460 kcal |
Calculated from 184 calories per 100 g.
Yes. Grilled tuna fillet is a protein-rich main dish that can fit into a balanced meal. Pair it with vegetables or salad for a more varied plate, and keep added salt and rich sauces modest.
Pat the tuna fillet dry, brush it lightly with oil, and cook it on a well-heated grill. Tuna dries quickly, so avoid prolonged cooking and remove it as soon as it reaches your preferred doneness.
Yes, tuna is often served pink in the middle, but that does not make every piece safe to eat undercooked. Buy it from a reliable source, keep it properly chilled, and avoid undercooked tuna during pregnancy.
Grilled tuna fillet is a fresh or thawed piece of fish cooked whole, while canned tuna is cooked and preserved in a sealed can. They differ in texture, flavor, and how they are used in meals.
A firm, thick-cut tuna fillet is easiest to grill because it holds together and is less likely to overcook immediately. Ask the fishmonger which tuna species it is, since flavor, texture, and mercury levels vary by species.
You can marinate grilled tuna fillet briefly with oil, garlic, and herbs for extra flavor. Avoid leaving it for a long time in a highly acidic marinade, which can alter the fish’s texture before it reaches the grill.
Yes, but thawing the tuna fillet in the refrigerator first usually gives more even cooking. Pat it dry before grilling, and do not refreeze it after thawing unless it has been cooked.
Store grilled tuna fillet in a covered container in the refrigerator and eat it within a few days. Refrigerate it promptly after the meal, and reheat only the portion you plan to eat.
No. Grilling does not remove mercury from tuna, because mercury is present in the fish’s tissue. The amount varies by tuna species, so people who eat tuna often should follow local seafood guidance.
Grilled tuna fillet pairs well with crisp salad, grilled vegetables, or a simple lemon dressing. For a heartier meal, serve it with potatoes or grains; choose accompaniments that do not overpower the fish.
Vitamins
B12
14.1µg · 588% DV
B3
28.2mg · 176% DV
B6
1.35mg · 79% DV
Vitamin D
8.55µg · 43% DV
Minerals
Selenium
120µg · 218% DV
Phosphorus
420mg · 60% DV
Potassium ⭐
645mg · 19% DV
Iodine
27µg · 18% DV
Sodium
78mg · 3% DV
GLYCEMIC INDEX
GLYCEMIC LOAD
Accounts for portion size — a more realistic measure than GI alone.
To burn the 276 calories in 1 piece (medium) (150 g):
🚶
Walking (5 km/h)
🏃
Running (8 km/h)
🚴
Cycling
🏊
Swimming
Times are calculated with the MET equation for a 70 kg adult. Actual burn varies with your weight, age and pace.
Grilled tuna fillet is a thick cut of tuna cooked over a grill or on a hot pan. Its firm, meaty texture takes well to high heat, though it is best not left on the grill too long if you want it to stay moist.
Across the Mediterranean and beyond, it is often served with lemon, salad or grilled vegetables; rice or potatoes make it a heartier meal. It is high in protein and contains no carbohydrates, with 29.1 g of protein per 100 g. For a lighter plate, pair it with vegetables and use lemon and herbs instead of a rich sauce.
Very high
How many vitamins, minerals and how much fiber this food carries per calorie. A high score means a lot of nutrition for few calories.
Medium
An EatBetter score computed from fiber, protein and calorie density. A high score means staying full longer on the same calories.
Both scores are calculated per 100 g and do not change with the selected portion. The satiety score is EatBetter's own calculation, not a clinical measure.
NOVA 2
Minimally Processed
1. Unprocessed
2. Minimally Processed
3. Processed
4. Ultra-Processed
NOVA classifies foods into 4 groups by industrial processing. NOVA 1 (unprocessed) is the healthiest.
Contains these allergens:
Vegan
— Not suitable
Vegetarian
— Not suitable
Gluten-Free
✓ Suitable
Dairy-Free
— Not suitable
Mediterranean
✓ Suitable
Paleo
✓ Suitable
Whole30
— Not suitable
DASH
— Not suitable
Keto
✓ Suitable
Low FODMAP
— Not suitable
SATURATED
2.25g
MONOUNSATURATED
2.55g
POLYUNSATURATED
0.75g
Omega 6:3 ratio 0.3:1
Below the ideal 4:1 — a good omega balance.
Ask the AI nutrition coach — calories, portions, alternatives and more, answered in seconds in the app.
Nutrition data compiled from USDA FoodData Central and scientific sources.