Is it ultra-processed?
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Is Sainsbury's Skinless and boneless mackerel fillets in a tomato sauce ultra-processed?

125 g Mackerel fillets Sold in the United Kingdom

Pack of Sainsbury's Skinless and boneless mackerel fillets in a tomato sauce

It's processed, but not ultra-processed

  1. 1 Unprocessed
  2. 2 Kitchen staple
  3. 3 Processed
  4. 4 Ultra-processed

Whole foods combined with:

  • 4 ingredients
  • No additives
  • Nutri-Score B

Less processed mackerel fillets

Less processed isn't automatically healthier, so compare the labels for what matters to you, such as sugar or salt.

Ingredients

Ultra-processing Processing signs are highlighted

Mackerel 56%, Water, Tomato Purée 18%, Salt

As written on the pack

Mackerel (56%), Water, Tomato Purée (18%), Salt.

What makes it processed

Culinary ingredients

Kitchen staples like sugar, salt and oil. On their own they make a food processed, not ultra-processed.

  • Salt Salt, added for taste and preservation.

How the NOVA groups work

Among 56 mackerel fillets

From least to most processed, this one ranks 25th. 4% of the mackerel fillets here are ultra-processed.

Ranked by NOVA group, then by the number of ultra-processing signs, additives and ingredients. Our ordering, not part of NOVA.

All 56 mackerel fillets, least processed first

About this information

  • Data from this product on Open Food Facts (barcode 00080477, last edited 7 August 2026), available under the Open Database License. If something is wrong or the recipe has changed, you can correct it there.
  • Photo: Open Food Facts contributors, CC BY-SA 3.0.
  • The NOVA group is an automated estimate from crowdsourced data: a missing or mistyped ingredient can change it.
  • NOVA measures processing, not nutrition. For nutrition, Open Food Facts gives this product a Nutri-Score of B (from A, best, to E).
  • General information, not medical or dietary advice. Check the pack if you have an allergy.