If a substance is added to a food for a specific technological purpose in that food, and is not a food itself, it is referred to as a food additive. Mankind has used food additives for centuries. ... In the past 30 years, however, with the advent of processed foods, there has been massive explosion in the chemical adulteration of foods with additives. Considerable controversy has been associated with the potential threats and possible benefits of food additives.Often maligned or misunderstood, the role of food additives in today"s bountiful and nutritious food supply is vital. ... They should ...