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King Oscar skinless & boneless mackerel fillets — Calories, Nutrition & Ingredients

115 g UPC 5000171060631 Mackerel fillets Updated 16 Oct 2026

Photo: Open Food Facts contributors, CC BY-SA 3.0

Calories: 279per 100 g
Protein: 19 gper 100 g
Carbs: 0 gper 100 g
Fat: 22 gper 100 g

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Per 100 g, King Oscar skinless & boneless mackerel fillets has 279 calories, 19 g protein and 22 g fat.

Label highlights: Fat: high Saturates: medium Sugars: low Salt: high HFSS

Red means high in the UK front-of-pack traffic-light system. These colours are our calculation from the declared values, not a label on the pack. In this product:

Fat: 22 g per 100 g (red above 17.50 g)
Salt: 9.84 g per 100 g (red above 1.50 g)

Calculated from the nutrition data on file; check the package label. How the traffic-light colours work »

Nutrition

Typical values	Per 100 g
Energy	1167 kJ / 279 kcal
Fat	22 g
of which saturates	4.8 g
Carbohydrate	0 g
of which sugars	0 g
Protein	19 g
Salt	9.84 g

Calculated from Open Food Facts per-100 g data for the stated serving; values may differ slightly from the package label because of rounding.

Per 100 g and custom amounts

Nutrition per amount

279 calories in 100 g

Protein19 g

Carbohydrates0 g

Sugars0 g

Fat22 g

Saturated fat4.8 g

Sodium3934 mg

Ingredient flags

Ingredient list not available — flags cannot be shown.

Data: Open Food Facts (ODbL) · Photo: Open Food Facts contributors (CC BY-SA)

Where to buy King Oscar skinless & boneless mackerel fillets

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Healthier swaps

Same category, better nutrition per 100 g (see methodology).

John west Tuna chunks spring water Protein 28.3 g · 120 kcal per 100 g

−4.5 g sat. fat−3606 mg sodium−159 calories
John West Tuna Chunks with a little Spring Water Protein 27 g · 116 kcal per 100 g

−4.5 g sat. fat−3619 mg sodium−163 calories
John West Tuna chunks in brine Protein 25 g · 105 kcal per 100 g

−4.6 g sat. fat−3574 mg sodium−174 calories

We compare per-100 g values from Open Food Facts. A swap must be at least as good on sugars, saturates, salt, calories, protein and fibre (where listed) and strictly better on at least one of those nutrients. Check the label for your portion size.

Frequently asked questions

How many calories are in King Oscar skinless & boneless mackerel fillets?

Per 100 g of King Oscar skinless & boneless mackerel fillets there are 279 calories.

How much protein is in King Oscar skinless & boneless mackerel fillets?

Per 100 g of King Oscar skinless & boneless mackerel fillets there are 19.0 g protein.

How many carbohydrates are in King Oscar skinless & boneless mackerel fillets?

Per 100 g of King Oscar skinless & boneless mackerel fillets there are 0.0 g carbohydrates. Of which 0.0 g sugars.

How much sugar is in King Oscar skinless & boneless mackerel fillets?

Per 100 g of King Oscar skinless & boneless mackerel fillets there are 0.0 g sugars.

How much sodium (salt) is in King Oscar skinless & boneless mackerel fillets?

Per 100 g of King Oscar skinless & boneless mackerel fillets there are 3934.0 mg sodium. UK guidance is for adults to eat no more than 6 g of salt (about 2,400 mg of sodium) a day.

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Nutrition breakdown

Macronutrients

Types of fat

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