Is canned tuna healthy?
Emily Sparks
Published Jan 10, 2026
Yes, canned tuna is a healthful food rich in protein and contains many vitamins and minerals such as B-Complex vitamins, Vitamins A and D as well as iron, selenium and phosphorus. Tuna also contains healthy omega 3 essential fatty acids DHA and EPA.
Why is canned tuna not healthy?
Mercury Poisoning
"All fish have some level of mercury, but that level varies widely; canned tuna has relatively high levels of mercury so its consumption could potentially become harmful above three or so servings a week," says Andrea Paul, MD, medical advisor to Illuminate Labs.
Is canned tuna healthy to eat everyday?
Though tuna is very nutritious, it's also high in mercury compared to most other fish. Therefore, it should be eaten in moderation — not every day. You can eat skipjack and light canned tuna alongside other low-mercury fish a few times each week, but should limit or avoid albacore, yellowfin and bigeye tuna.
What is the healthiest canned tuna you can eat?
Canned light tuna is the better, lower-mercury choice, according to the FDA and EPA. Canned white and yellowfin tuna are higher in mercury, but still okay to eat. Bigeye tuna should be avoided completely, but that species isn't used for canned tuna anyway.
How often is it healthy to eat canned tuna?
Canned light tuna is in the “Best Choices” category and it is fine to eat 2 to 3 servings per week. We recommend that you eat a variety of fish.
23 related questions foundIs tuna with mayo healthy?
Tuna is a healthy food. But when folks make tuna salad, they tend to go overboard on the mayo adding tons of extra calories and fat. One cup of mayo has a whopping 1440 calories, 160 grams fat, and 24 grams saturated fat. It'll also tack on almost 50 percent of your daily recommended amount of sodium.
How many cans of tuna can I eat a week?
Canned light tuna contains the least amount of mercury, and the FDA suggests limiting yourself to no more than 12 ounces a week, or no more than four 3-ounce cans.
Is canned tuna really tuna?
Canned tuna originates from the same source as fresh tuna—with real tuna. Much of the canned tuna that you'll find in your grocery store shelves comes from the Pacific Ocean.
Which is better tuna in oil or water?
From a nutrition standpoint, water-packed tuna provides you with pure protein and a more subtle tuna flavor. Oil-packed tuna, on the other hand, has a softer texture and stronger tuna flavor. Both water-packed and oil-packed are excellent sources of protein and can be found from sustainable, non-GMO brands.
Is canned tuna mercury free?
Albacore tuna is a larger species and contains higher levels of mercury. Canned white albacore tuna typically contains about 0.32 parts per million of mercury. Canned light tuna contains about 0.12 parts per million of mercury.
What can I eat instead of tuna?
Salmon, halibut, sardines, and trout are all great alternatives to tuna. You can buy them as canned products or as a whole and cook them. For vegans and vegetarians, dishes like chickpea salad sandwiches, vegan tuna melts, and wraps are all excellent options that replace tuna with various vegetables.
Is canned tuna good for weight loss?
If you are looking to lose weight, canned tuna is a good option because it is low in calories yet high in protein. Diets that are high in protein have been associated with benefits for weight loss, including increased feelings of fullness and reduced cravings ( 7 , 8 ).
What are the benefits of eating canned tuna?
The high levels of omega-3 fatty acids in tuna fish may help to reduce the level of omega-6 fatty acids and LDL cholesterol that can accumulate inside the arteries of the heart. Studies have shown that eating more omega-3 is associated with reduced rates of cardiovascular disease, including heart attacks.
Is StarKist tuna healthy?
Best Overall Tuna: StarKist Albacore White Tuna in Water
StarKist albacore was juicy and bright with just the right level of salt. Packed in water, this brand is super healthy—it has 17 grams of protein, 60% of your vitamin 12 for the day and is just 80 calories per package.
Is jarred tuna better than canned?
Without knowing which came from a can or a jar, we overwhelmingly preferred the jarred tuna samples (specifically the Sclafani and Tonnino brands shown). The jarred tuna contained bigger pieces, was richer tasting, and had better texture. So next time we reach for canned tuna, it may very well come from a jar.
Is chunk light tuna in water healthy?
“I specifically recommend light canned tuna in water, which provides good omega-3 fatty acids,” says study author Asim Maqbool, MD, associate professor of clinical pediatrics at the Children's Hospital of Philadelphia.
Does canned tuna have a lot of salt?
Like other canned foods, canned meats are higher in sodium than their fresh counterparts, though some manufacturers may be gradually reducing sodium. In a recent analysis, canned tuna averaged 247 mg of sodium per 3-ounce (85-gram) serving, or 10% of the RDI.
How does canned tuna last so long?
Canning works by sealing the food (in this case, tuna) and whatever air there may be inside a container and then cooking it. The cooking sterilizes the interior contents, killing the bacteria that cause spoilage. So long as the can remains undamaged, new bacteria cannot reach the food, causing spoilage.
Is white tuna actually tuna?
White Tuna is not a thing.
It's a nick name… sometimes, it can (and you hope it's this) refer to albacore white tuna or longfin tuna. But most of the time… it's actually a fish called Escolar and this is the one you might have to worry about.
Does canned tuna count as a serving of fish?
The official recommendation of two portions of fish a week includes at least one oily variety; for the avoidance of doubt, that means anchovies, carp, eel, herring (and bloaters and kippers), mackerel, pilchards, salmon (tinned, fresh or frozen), sardines, scad (also known as horse mackerel or jack), sprats, swordfish, ...
Which tuna brand has the least mercury?
Safe Catch Elite Tuna, simply the lowest mercury tuna of any brand.
Can you eat fish everyday?
“For most individuals it's fine to eat fish every day,” says Eric Rimm, professor of epidemiology and nutrition, in an August 30, 2015 article on Today.com, adding that “it's certainly better to eat fish every day than to eat beef every day.”
How do bodybuilders eat canned tuna?
Just eat tuna on it's own in a container either cold or warmed up in the microwave. Tuna sandwiches. You can fit about 100g of tuna on a sandwich, add some shredded lettuce, tomato, whatever vegetables you like, and maybe a few shakes of pepper for a bit of spice.
What can I put on tuna instead of mayo?
Plain Greek yogurt
Nice! Greek yogurt works as a mayo substitute for tuna, chicken, egg, pasta, or potato salad too. You can swap out all the mayo if you're ready for a big change or start with halfsies and take it slow.
How can I make canned tuna better?
To make tuna taste good healthy and without adding calories, try Greek yogurt with salt, pepper, parsley, onion and dill. A healthy substitute for tuna instead of mayo will be sesame or olive oil and lemon juice, or dijon mustard. Add red onion and celery to make tuna juicier without mayonnaise.