Tuna mayo
Prefix 504 was issued by GS1 UK. It tells you where the code was registered, not where the product was made.
Nutrition
| Nutrient | 100 g | Reference intake |
|---|---|---|
| Energy | 217 kcal | 11% |
| Fat | 6.3 g | 9% |
| of which saturates | 0.70 g | 3% |
| Carbohydrate | 27.0 g | 10% |
| of which sugars | 2.3 g | 3% |
| Protein | 12.0 g | 24% |
| Salt | 0.69 g | 11% |
Open Food Facts, ODbL, record updated 27 March 2026 · Reference intakes: Regulation (EU) No 1169/2011, Annex XIII.
Ingredients
White Bread (Fortified Wheat Flour (Wheat Flour, Calcium Carbonate, Iron, Niacin, Thiamin), Water, Yeast, Salt, Emulsifiers (E471, E472(e)), Wheat Gluten, Rapeseed Oil, Flour Treatment Agent (Ascorbic Acid), Wheat Flour, Wheat Starch), Tuna (Fish) (25%) (Tuna (Fish) (93%), Water, Sea Salt), Mayonnaise (Water, Rapeseed Oil, Cornflour, Pasteurised Salted Egg Yolk (Egg Yolk, Salt), Spirit Vinegar, Sugar, Dijon Mustard (Water, Mustard Seeds, Spirit Vinegar, Salt), White Wine Vinegar, Concentrated Lemon Juice)
- E300Ascorbic acidAntioxidant · Sequestrant
- E471Mono- and diglycerides of fatty acidsEmulsifier · Stabiliser
- E472acid esters of mono- and diglycerides of fatty acids
Source: Open Food Facts, ODbL · additive names and functions: Open Food Facts taxonomy.
Climate impact
Reference value for the category “Tuna sandwiches”: 2.70 kg CO₂e per kg of product (closest product in Agribalyse).
Calculated by ADEME for the average product consumed in France, from field to plate. It describes the category, not this exact product.
Source: Agribalyse 3.1 (ADEME), Licence Ouverte, update of 30 June 2026 · category match: Open Food Facts taxonomy.
Countries of sale
Source: Open Food Facts, countries of sale reported by contributors.
Sources
- Product record
- PhotoOpen Food Facts contributors, CC BY-SA
- Reference valuesReference intakes: Regulation (EU) No 1169/2011, Annex XIII.
- GS1 prefixPrefix ranges published by GS1
Spotted an error? It is fixed at the source, on Open Food Facts, and shows up here at the next update.