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A small serving of sardines once a day can provide up to 13% of the RDA (recommended daily allowance) value of vitamin B 2, roughly one-quarter of the RDA of niacin, and about 150% of the RDA of vitamin B 12. [7] All B vitamins help to support proper nervous system function and are used for energy metabolism, or converting food into energy. [8]
“While all seafood is generally healthy, if you plan to eat it every day or more than the recommended twice per week, it’s best to opt for species lower in mercury," says Largeman-Roth.
Plus, canned sardines are incredibly versatile. “You can make delicious sardine cakes or use them in a sardine salad, just like you would with tuna, but with all the benefits of sardines ...
While eating this fish in moderation (two to three 4-ounce servings per week) is unlikely to cause mercury poisoning, pregnant people may want to avoid fish higher in mercury due to the risks to ...
However, glass containers presented problems for transportation. Shortly after, the British inventor and merchant Peter Durand patented his own method, this time in a tin can, creating the modern-day process of canning foods. [5] Canning was used in the 1830s in Scotland to keep fish fresh until it could be marketed.
Sardines are commonly consumed by humans as a source of protein, omega-3 fatty acids, and micronutrients. [71] Sardines may be grilled, pickled, smoked, or preserved in cans. Canned sardines are 67% water, 21% protein, 10% fat, and contain negligible carbohydrates (table).
"While I would not recommend eating sardines every single day, three cans at a time, I still do recommend eating them because they’re still healthy choice." Carlo A - Getty Images
Consuming 200–400 g of oily fish twice per week may also help prevent sudden death due to myocardial infarction by preventing cardiac arrhythmia. [7] The eicosapentaenoic acid found in fish oils appears to dramatically reduce inflammation through conversion within the body to resolvins, with beneficial effects for the cardiovascular system and arthritis.