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Rich in omega-3, high protein, excellent B12 source
In season: Spring · Summer · Autumn · Winter
CALORIES · 100 G
GI
POTASSIUM · 100 G
FIBER · 100 G
1 piece (medium) of Mackerel fillet (pan-cooked, no added fat) (120 g) has 246 calories. That works out to 205 calories per 100 g. It contains 0 g of carbs, 27 g of protein, 16.7 g of fat and 0 g of fiber. Its 22.8 µg of B12 covers 950% of the Daily Value. Its glycemic index is 0 (low), so it raises blood sugar slowly.
Selected: 1 piece (medium) · 120 g
246
KCAL / 120G
Carbs
0g
· 0% DV
Protein
27g
· 54% DV
Fat
16.7g
· 21% 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 42% · Fat 58%
| Nutrient | Amount | % DV |
|---|---|---|
| Calories | 246 kcal | |
| Total fat | 16.7 g | 21% |
| Saturated fat | 3.84 g | 19% |
| Trans fat | 0 g | |
| Sodium | 108 mg | 5% |
| Total carbohydrate | 0 g | 0% |
| Fiber | 0 g | 0% |
| Protein | 27 g | 54% |
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.
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| Serving | Amount | Calories |
|---|---|---|
| 1 piece (medium) | 120 g | 246 kcal |
| 1 piece (small) | 80 g | 164 kcal |
| 100 g | 100 g | 205 kcal |
| 1 serving (medium) | 150 g | 308 kcal |
| 1 piece (large) | 180 g | 369 kcal |
| 1 serving (large) | 200 g | 410 kcal |
| 2 piece (double) | 240 g | 492 kcal |
Calculated from 205 calories per 100 g.
Cook mackerel fillet in a preheated non-stick pan over medium heat, turning it only once if possible. It is ready when the flesh turns opaque and separates easily with a fork; patting the surface dry first helps it brown rather than steam.
It depends on the mackerel species: Atlantic mackerel is generally low in mercury, while king mackerel is high. If the species is unclear, especially when choosing fish regularly, check the seller’s identification rather than assuming all mackerel has the same mercury level.
Yes, mackerel fillet skin is edible and can become crisp in a pan. Check that it is clean and free of scales before cooking; if you prefer not to eat it, the cooked skin usually separates easily from the flesh.
Yes, but thawing mackerel fillet in the refrigerator first usually gives a better sear and more even cooking. If cooking it frozen, expect extra moisture in the pan and check that the thickest part is fully cooked before serving.
Yes, a mackerel fillet can still contain small pin bones even after it has been cut from the fish. Check the flesh before cooking and again before serving, then pull out any bones you find with clean tweezers.
Mackerel naturally has a stronger aroma than many mild white fish because it is an oily fish. A sharp sour or ammonia-like smell, or a slimy surface, is a warning sign; fresh mackerel should smell clean and marine.
Only eat mackerel fillet raw if it has been handled and prepared specifically for raw consumption. Ordinary fresh or pan-cooking fish may carry parasites or harmful bacteria, so cooking it thoroughly is the safer choice.
Mackerel fillet often falls apart if it is handled repeatedly, turned too soon, or still wet from thawing. Pat it dry, let the surface brown before turning, and use a wide spatula to support the whole fillet.
Mackerel fillet has a pronounced, savory flavor and a softer, oilier texture than salmon. Its taste pairs well with sharp or acidic ingredients such as lemon, vinegar, and mustard, which can balance its richness.
Keep cooked mackerel fillet in a covered container in the refrigerator and eat it within 3–4 days. Refrigerate it promptly after the meal, and discard it if it was left at room temperature for too long.
Vitamins
B12
22.8µg · 950% DV
Vitamin D
19.2µg · 96% DV
B3
9mg · 56% DV
B6
0.78mg · 46% DV
Minerals
Selenium
53µg · 96% DV
Phosphorus
264mg · 38% DV
Iodine
48µg · 32% DV
Magnesium
72mg · 17% DV
Potassium ⭐
396mg · 12% DV
Sodium
108mg · 5% DV
GLYCEMIC INDEX
GLYCEMIC LOAD
Accounts for portion size — a more realistic measure than GI alone.
To burn the 246 calories in 1 piece (medium) (120 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.
Mackerel fillet is the boneless portion of a richly flavoured, naturally oily fish, cooked here in a pan without added fat. Mackerel is common in coastal cooking, from grilled fish and sandwiches to simple home meals; serve the fillet with bread and salad for an easy, satisfying plate.
Its flesh is tender and distinctly savoury, and it provides plenty of protein along with omega-3 fats and vitamin B12. A squeeze of lemon and crisp greens balance its richness. A non-stick pan helps it cook without extra oil, while potatoes or wholegrain bread make it a more substantial meal.
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
3.84g
MONOUNSATURATED
6.12g
POLYUNSATURATED
3.6g
Omega 6:3 ratio 0.1:1
Below the ideal 4:1 — a good omega balance.
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Nutrition data compiled from USDA FoodData Central and scientific sources.