Ingredient

Tuna Fish

Auto-generated content. This description was generated automatically and is pending editorial review. Inaccuracies are possible. Found a mistake? Contact us.

Source
Animal-derived
Allergen
No
Role in food
Tuna is primarily used as a protein source in foods like salads, sandwiches, and …

What it is

Tuna is a saltwater fish found in oceans worldwide. It is a popular source of protein, often canned or sold as fresh fillets. Canned tuna is typically cooked, and the flesh is then packed in water, oil, or brine.

Why it's used

Tuna is primarily used as a protein source in foods like salads, sandwiches, and casseroles. Its distinct flavor also makes it a key ingredient in dishes such as tuna salad and tuna melts. Manufacturers use it for its nutritional value and savory taste.

Health notes

Tuna is a good source of protein and omega-3 fatty acids. However, some types of tuna can contain higher levels of mercury, a heavy metal. The FDA advises certain groups, like pregnant women and young children, to limit their intake of fish with higher mercury levels. JECFA has evaluated tuna and found no safety concerns at typical consumption levels.

Allergen info

Tuna is a fish, which is one of the 9 major food allergens recognized by the FDA. Individuals with a fish allergy should avoid tuna.

Products containing Tuna Fish

Compare products →

Last updated: September 28, 2026

Note: This site presents label data from USDA FoodData Central for general information. It is not medical advice. Check the package label; formulations change.