Functional classes of food additives in foods and of food additives in food additives and food enzymes ... 5. , ‘carriers’ are substances used to dissolve, dilute, disperse or otherwise physically modify a food additive or a flavouring, food enzyme, nutrient and/or other substance added for nutritional or physiological purposes to a food without altering its function (and without exerting any technological effect themselves) in order to facilitate its handling, application or use; ...