Fresh tuna has significantly more potassium than either of its canned counterparts with 124 milligrams, while canned tuna in water and oil both have potassium in the 50-59 milligram range.

Canned tuna fish is protein in a pinch that can be stored in your pantry ... water-packed tuna is lower in calories and generally has a slight edge when it comes to omega-3 content, she said.

Nutrition. Tuna is one of the best dietary sources of vitamin D.Just 3 ounces of canned tuna yield as much as 50% of the recommended daily level. Vitamin D is necessary for bone health ...

Canned tuna can also have a lot of sodium - around 280 milligrams, or 12% of one's recommended daily intake in a single can. High-sodium diets increase risk of heart disease , kidney disease, and ...

Portofino canned tuna is packaged in a tin container. It comes with extra virgin olive oil and a 12-can pack. The total weight of the two-kilogram pack is two kilograms. Each canister weighs in at ...