How does the sugar and salt content in Mackerel in tomato sauce affect diabetic or hypertensive diets?

The product provides 2 g of sugars per 100 g, which can contribute to blood glucose spikes and should be counted within a diabetic meal plan, whereas its salt level of 0.59 g is relatively low for a canned item, making it less of a concern for hypertension when consumed in moderation.

Is the fish ingredient in this product a concern for people with fish allergies?

Yes, the main ingredient is sardines (fish), a known allergen; anyone with a fish allergy should avoid this product, as no alternative protein sources are present.

Is this product compatible with common dietary preferences such as pescatarian, keto, or gluten‑free?

The product is suitable for pescatarians because it contains fish, is low in carbohydrates (2 g per 100 g) making it keto‑friendly, and contains no gluten ingredients, but it is not suitable for vegans or vegetarians.

TESCO • 125 g

Mackerel in tomato sauce

Fish Meat Eggs

Product Insights

Mackerel in tomato sauce is a canned seafood product classified under the "Fish and seafood" PNNS group, offering a convenient source of protein from sardines. It carries a Nutri‑Score of B and is placed in the NOVA 3 (processed) category, reflecting moderate processing without added sugars or preservatives. Nutritionally, it provides high fat (15.2 g) and saturated fat (3.4 g) and more sugars (2 g) than the average canned fish, while its salt level (0.59 g) is lower than typical, giving a mixed health profile.

Nutrient Levels

Traffic light indicators

Fat

moderate

Saturated Fat

moderate

Sugars

low

Salt

moderate

Nutritional Values

Values per 100 g

Energy Kcal211 kcal

Fat15.2 g

Saturated Fat3.4 g

Carbohydrates2 g

Sugars2 g

Comparative Analysis

Compared with average canned seafood, this mackerel product contains roughly double the fat (15.2 g vs 6.6 g), about three times the saturated fat (3.4 g vs 1.3 g) and twice the sugars (2 g vs 1 g), while its salt (0.59 g) is markedly lower than the typical 5.3 g per 100 g.

Ingredients

Sardines (Fish) Typical values (70%), Tomato Purée (26%), Sunflower Oil, Salt

84%

35%

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Frequently Asked Questions

Everything you need to know about Mackerel in tomato sauce.

The Fishmonger

125 g