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.
Food additives serve five main functions. Give the food a smooth and consistent texture: 1  Emulsifiers prevent liquid products from separating. 2  Stabilizers and thickeners provide an even texture. 3  Anticaking agents allow substances to flow freely.