Is it ultra-processed?
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Is Costa Tuna Melt Panini ultra-processed?

Fish sandwiches Sold in the United Kingdom

Pack of Costa Tuna Melt Panini

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:

  • 38 ingredients
  • 1 additive
  • Nutri-Score C

Ingredients

Ultra-processing Processing signs are highlighted

Sourdough Panini Bread (Wheat Flour (WHEAT Flour, Calcium Carbonate, Iron, Niacin, Thiamin), Water, Sourdough (Water, ermented WHEAT Flour), Durum WHEAT Semolina, Rapeseed Oil, Yeast, Salt, WHEAT Flour, Malted WHEAT Flour, Flour Treatment Agent (Ascorbic Acid)), Tuna 18% (Skipjack Tuna (Katsuwonus pelamis), Salt), Cheddar Cheese, Mayonnaise (Water, Rapeseed Oil, Free Range EGG, Cornflour, Spirit Vinegar, Salt, mustard), Mozzarella Cheese, White Onion (White Onion, Rapeseed Oil), Black Pepper, Potato Starch

Additives: E300 Ascorbic acid

As written on the pack

Sourdough Panini Bread (Wheat Flour (WHEAT Flour, Calcium Carbonate, Iron, Niacin, Thiamin), Water, Sourdough (Water, ermented WHEAT Flour), Durum WHEAT Semolina, Rapeseed Oil, Yeast, Salt, WHEAT Flour, Malted WHEAT Flour, Flour Treatment Agent (Ascorbic Acid)), Tuna (18%) (Skipjack Tuna (Katsuwonus pelamis) (FISH), Salt), Cheddar Cheese (MILK) (12%), Mayonnaise (Water, Rapeseed Oil, Pasteurised Free Range EGG, Cornflour, Spirit Vinegar, Salt, MUSTARD Flour), Mozzarella Cheese (MILK) (3.0%), Roasted White Onion (White Onion, Rapeseed Oil), Black Pepper, Potato Starch.

What makes it processed

Processed ingredients

Processed foods in their own right, such as cheese or milk powder.

  • Cheese Cheese is milk preserved with salt, cultures and rennet.
  • Sauce A prepared sauce used as an ingredient.

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.
  • Starch Starch extracted from cereals or potatoes, used to thicken.

Category rules

Open Food Facts puts every product in this category in at least this group.

  • Sandwiches Products in the category "Sandwiches" are at least group 3.

How the NOVA groups work

Among 9 fish sandwiches

From least to most processed, this one ranks 2nd. 78% of the fish sandwiches 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 9 fish sandwiches, least processed first

About this information

  • Data from this product on Open Food Facts (barcode 5022452002482, last edited 27 March 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 C (from A, best, to E).
  • General information, not medical or dietary advice. Check the pack if you have an allergy.