As defined by the World Health Organization and the Food and Agricultural Organization of the United Nations , fortification refers to "the practice of deliberately increasing the content of an essential micronutrient, i.e. vitamins and minerals  in a food, to improve the nutritional quality of the food supply and to provide a public health benefit with minimal risk to health", whereas enrichment is defined as "synonymous with fortification and refers to the addition of micronutrients to a food which are lost during processing "Food fortification or enrichment is the process of adding micronutrients to food.

Example: The most commonly fortified foods are cereals and cereal-based products; milk and dairy products; fats and oils; accessory food items; tea and other beverages; and infant formulas. such as