National Sardines Day is observed worldwide every November 24, celebrating the popular food item, sardines. The term "sardines" refers to various small, oily fish from the Clupeidae family, believed to have originated from the Mediterranean island of Sardinia, where these fish were once abundant. Sardines are nutrient-rich, high in vitamins B2, B3, B12, D, calcium, phosphorus, potassium, selenium, and iron, as well as a valuable source of omega-3 fatty acids, essential for cardiovascular health. Typically sold canned, sardines are prepared by washing, beheading, and cooking them before being packed in various oils or sauces. To celebrate National Sardines Day, people can enjoy sardines on toast or create more elaborate dishes featuring this versatile fish.