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

It is rated NOVA 4 because the formulation relies on industrially processed components such as refined wheat flour, added sugars, a packaged cocktail sauce and a processed tuna filling, all of which involve multiple manufacturing steps. The label lists four food additives: a preservative blend (E14xx), acetic acid (E260), citric acid (E330) and xanthan gum as a thickener (E415).

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

Each 100 g serving contains 4.4 g of sugar and 0.83 g of salt; the 230 g pack therefore provides roughly 10 g of sugar and 1.9 g of salt, which can contribute to blood‑glucose spikes and increase sodium intake beyond recommended limits for people managing diabetes or high blood pressure.

Is the presence of egg, fish, gluten and mustard in this product a concern for common food allergies?

Yes. The sandwich lists egg, fish (tuna), wheat gluten and mustard among its allergens, and the ingredient list highlights them with bold labels, so anyone allergic to these substances should avoid this product.

Bon-app, Carrefour • 230 g

Sandwich thon tomate œuf baguette viennoise

Composite Foods

Product Insights

The product is a ready‑to‑eat sandwich featuring a Vienna‑style baguette filled with tuna (Listao), hard‑boiled egg, tomato, lettuce and a cocktail sauce. It belongs to the composite foods category, specifically sandwiches, carries a Nutri‑Score of C and is classified in NOVA group 4, reflecting its ultra‑processed nature with refined flour, added sugars and several food additives (E14xx, E260, E330, E415). Nutritionally it offers modest protein (8.9 g/100 g) and fiber (1.6 g/100 g) while remaining low in saturated fat (0.8 g), sugar (4.4 g) and salt (0.83 g) compared with typical frozen sandwiches, yet the presence of allergens (egg, fish, gluten, mustard) and added sugars limit its suitability for sensitive diets.

Nutrient Levels

Traffic light indicators

Fat

moderate

Saturated Fat

low

Sugars

low

Salt

moderate

Nutritional Values

Values per 100 g

Energy Kcal216 kcal

Fat6.4 g

Saturated Fat0.8 g

Carbohydrates30 g

Sugars4.4 g

Comparative Analysis

Compared with the average frozen sandwich, this product provides less sugar (4.4 g vs 4.52 g), far less salt (0.83 g vs 3.17 g) and lower calories (216 kcal vs 366 kcal), but also supplies considerably less protein (8.9 g vs 18.39 g).

Ingredients

Baguette viennoise 52,2% (farine de _blé_ 31,3%, eau, sucre, _oeuf_ entier, huile de colza, levure, sel, _gluten de blé_, farine de _blé_ malté, extrait d'acérola, curcuma), _thon_ Listao au naturel 15,2% (_thon_ Listao 14,5%, eau, sel), sauce condimentaire cocktail 13% [huile de colza, eau, _moutarde_ (eau, vinaigre d'alcool, graines de _moutarde_, sel, épices), sucre, vinaigre d'alcool, concentré de tomate, amidon modifié de pomme de terre, sel, jaune d'_oeuf_, jus de citron concentré, ail, persil, ciboulette, épaississant : gomme xanthane], tomate 8,8%, salade 6,5%, _oeuf_ dur 4,3% (_oeuf_ 4,2%, sel, conservateur : acide acétique, acidifiant : acide citrique). Peut contenir des traces de lait, de crustacés, de graines de sésame, de céleri, de lupin, de soja, de fruits à coque et de mollusque.

84%

35%

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