Why is Sandwich thon crudités classified as ultra‑processed (NOVA 4) and what specific additives does it contain?

The sandwich is labelled NOVA 4 because its formulation includes refined ingredients, added preservatives, emulsifiers and flavor enhancers that are not found in minimally processed foods. The listed additives are mono‑ and diglycerides of fatty acids (E471), potassium disulphite (E224), ascorbic acid (E300), citric acid (E330), xanthan gum (E415) and mustard‑based additives, all of which contribute to its ultra‑processed status.

How does the sugar and salt content in this sandwich affect a diabetic or hypertensive diet?

With 3.5 g of sugar and 1.1 g of salt per 100 g, the sandwich is lower in both sugar and sodium than typical sandwiches, making it a relatively better choice for diabetes management and blood‑pressure control. Nevertheless, portion sizes should be monitored, as the salt contribution can add up quickly, and individuals with strict sodium limits should still consider the total daily intake.

Based on the ingredients, is this sandwich suitable for strict diets like Vegan, Keto, Halal, or Gluten‑Free?

The sandwich is not vegan because it contains tuna, egg yolk, dairy (skimmed milk) and mustard, all animal‑derived ingredients. It is not gluten‑free due to wheat flour and added gluten. The carbohydrate level (24 g per 100 g) exceeds typical keto limits, so it is not keto‑friendly. Regarding halal, the presence of mustard and alcohol‑based vinegar may raise concerns for strict halal observance.

Leader Price • 145 g

Sandwich thon crudités

Composite Foods

Product Insights

The Sandwich thon crudités is a composite food classified under the sandwiches group, featuring wholemeal bread, tuna, fresh vegetables and a light mayonnaise. It carries a Nutri-Score of C and falls into the ultra‑processed NOVA 4 category, containing several additives such as mono‑ and diglycerides (E471), potassium disulphite (E224), citric acid (E330), ascorbic acid (E300), xanthan gum (E415) and a mustard preservative. Nutritionally, it offers moderate protein and high fiber with relatively low fat, saturated fat, sugar, salt and calories per 100 g, but it also includes common allergens like fish, eggs, milk, gluten and mustard.

Nutrient Levels

Traffic light indicators

Fat

moderate

Saturated Fat

low

Sugars

low

Salt

moderate

Nutritional Values

Values per 100 g

Energy Kcal198 kcal

Fat6.6 g

Saturated Fat0.9 g

Carbohydrates24 g

Sugars3.5 g

Comparative Analysis

Compared with the average sandwich, this tuna and vegetable sandwich contains markedly less fat, saturated fat, salt, sugar and calories, while providing more fiber but roughly half the protein content.

Ingredients

Pain de mie complet 48% (farine complète de blé 29% - eau - huile de colza - gluten de blé - sucre - sel - dextrose - levure - farine de blé - émulsifiant : mono - et diglycérides d'acides gras - agent de traitement de la farine : acide ascorbique) - thon au naturel 21% (thon 19% - eau - sel) - tomates 10% - concombre 8,3% - mayonnaise allégée en matières grasses (eau - huile de colza - vinaigre d'alcool - jaune d’œuf - amidon transformé - sucre - moutarde de Dijon (eau - graines de moutarde - vinaigre d'alcool - sel) - sel - lait écrémé reconstitué - acidifiant : acide citrique - épaississant : gomme xanthane) - moutarde de Dijon (eau - graines de moutarde - vinaigre d'alcool - sel - conservateur : disulfite de potassium - acidifiant : acide citrique).

84%

35%

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