More nutritious than salmon and infinitely cheaper: the forgotten fish that could change your diet

Tuesday 31 March 2026 23:00 - Mirella Mendonça
More nutritious than salmon and infinitely cheaper: the forgotten fish that could change your diet

For years, salmon reigned supreme on lists of superfoods. Rich in omega-3, considered chic and healthy, it has become synonymous with a balanced diet and expensive meals.

But what if we told you that there was a much cheaper fish, easy to find in any market and even more nutritious in many ways?

We're talking about sardines.

Yes, the one that many people turn up their noses at because they associate it with simplicity or canned fish. The truth is that sardines are an underestimated nutritional powerhouse and urgently deserve a prominent place on your plate.


Rich in omega-3 and without artificial breeding

Like salmon, sardines are an excellent source of omega-3 fatty acids, which are essential for the health of the heart, brain and even mood. But with an important advantage: unlike many salmon available on the market, sardines are not raised in captivity. In other words, they don't suffer from artificial diets, antibiotics or intensive farming conditions.

What's more, because it's a small fish with a short life cycle, sardines accumulate fewer heavy metals, such as mercury - a growing concern when it comes to large, fatty fish.

More calcium, more vitamin D, more savings

Did you know that a portion of sardines contains more calcium than a glass of milk? This is because, when eaten with the bones (which is common in canned versions), they provide a significant dose of this mineral, which is essential for bones. In addition, sardines are rich in vitamin D, a key nutrient for immunity that is difficult to obtain from food.

And the best part: all this at a fraction of the price of salmon. And with inflation increasingly affecting the supermarket trolley, this switch makes perfect sense.

Versatile and tasty (yes, it's true)

If you think sardines are only good for cold salads or quick sandwiches, it's time to revise your ideas. It can be roasted with herbs, cooked in the airfryer with a crunchy touch, cooked in tomato sauce, turned into a pâté, mixed with pasta or even become a filling for pies and tarts. The flavor is intense, yes - but with the right preparation, it becomes a differentiator rather than an obstacle.

What's more, sardines go well with lemon, olive oil, garlic, onion and even bolder spices like curry or paprika. An explosion of flavor for very little.

The smartest (and most sustainable) choice

From an environmental point of view, the sardine also comes out on top. Because it is abundant and is fished with less environmental impact, it represents a more sustainable option than many farmed fish, whose impact on the oceans and marine ecosystems is increasingly debated.

In other words: by choosing sardines, you're taking care of your health, your wallet and the planet. It's hard to find an argument against that, isn't it?

Sardines may not have the glamor of salmon, but they deliver nutrients in impressive quantities, are safer, cheaper, more versatile and more environmentally friendly.

In times of conscious choices and tight budgets, it deserves the title of truly popular superfood.

Give this fish another chance - your body (and your pocket) will thank you.

Mirella MendonçaMirella Mendonça
I am the editorial manager at Petitchef (Portugal and Brazil) and a huge enthusiast of travel and world cuisine, always in search of new flavors and experiences. However, as much as I love exploring the delights of different cultures, my mom's cooking will always be my favorite — with that unique flavor that only she can create.

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