formulation - a substance prepared according to a formula; the physician prescribed a commercial preparation of the medicine. preparation. cleaner, cleanser, cleansing agent - a preparation used in cleaning something.
A food additive is any chemical substance that is added to food during preparation or storage and either becomes a part of the food or affects its characteristics for the purpose of achieving a particular technical effect.
Most concerns about food additives have to do with man-made ingredients that are added to foods. Some of these are: 1  Antibiotics given to food-producing animals, such as chickens and cows. 2  Antioxidants in oily or fatty foods.