Functional foods refer to food products that provide additional health benefits beyond those offered by basic nutrition. These cover a wide range of foods, including minimally processed foods, whole foods, fortified foods, and enriched foods. Examples include fruits, vegetables, certain types of fish, and fermented products.
Functional foods offer a wide range of positive health effects. Some of their purported benefits include prevention of nutritional deficiencies, a reduced risk of certain diseases (e.g. heart disease, cancer, and diabetes), and supported growth and development in infants.

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