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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]
The sardine-only diet was popularized in 2023 as a 3-day challenge, but some people extended it to weeks or months. ... In addition to eating four cans of sardines a day, ...
Canned sardines — small fish, big benefits. OK, sardines are polarizing. But if you can get past the mental hurdle, they’re one of the most nutrient-dense foods out there. Loaded with omega-3s ...
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Good quality sardines should have the head and gills removed before packing. [11] They may also be eviscerated before packing (typically the larger varieties). If not, they should be purged of undigested or partially digested food or feces by holding the live fish in a tank long enough for them to empty their digestive systems.
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).
Mercury, a heavy metal, can build up in one’s body over time and cause health concerns. Canned tuna, as well as mackerel, is most likely to contain mercury, with light tuna deemed the safer option.
One criterion suggests fish shorter in length than 15 cm (6 in) are sardines, and larger fish are pilchards. [15] The FAO/WHO Codex standard for canned sardines cites 21 species that may be classed as sardines. [4] Xouba is a small version of the pilchard which is prevalent in Spain. Xoubas, are small sardines, and a they come from Galicia, Spain.