Why is Atum Posta ao Natural classified as a processed food (NOVA 3) and does it contain any additives?

The tuna is packed in a metal can with added water and salt, which places it in NOVA group 3, and the ingredient list shows no additives, so it contains none.

How does the salt content of this canned tuna affect a diet for people with hypertension?

With 0.81 g of salt per 100 g, the product contributes modestly to the recommended maximum of 5 g daily, so it can be included in a hypertensive diet if overall salt intake is monitored.

Is the tuna in this product a concern for individuals allergic to fish?

Yes, the product lists fish as an allergen, so anyone with a fish allergy should avoid it.

Costatum • 77 g

Atum Posta ao Natural

Fish Meat Eggs

Product Insights

Atum Posta ao Natural is a canned tuna steak packed in brine, belonging to the fish meat category of the PNNS food groups. It carries a Nutri‑Score of A, indicating a favorable balance of high protein (19 g per 100 g) and very low fat, saturated fat and sugars, while its salt level is moderate at 0.81 g per 100 g. The product is classified in NOVA group 3, meaning it is a processed food that includes added water and salt, and it contains no listed additives but does present a fish allergen.

Nutrient Levels

Traffic light indicators

Fat

low

Saturated Fat

low

Sugars

low

Salt

moderate

Nutritional Values

Values per 100 g

Energy Kcal80 kcal

Fat0.5 g

Saturated Fat0.1 g

Carbohydrates0.5 g

Sugars0 g

Comparative Analysis

Compared with typical foods in its category, this tuna contains far less fat (0.5 g vs 6.6 g), virtually no sugars (0 g vs 0.98 g) and markedly lower salt (0.81 g vs 5.3 g per 100 g).

Ingredients

Atum (min. 70%), água e sal.

84%

35%

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Frequently Asked Questions

Everything you need to know about Atum Posta ao Natural.

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