Trans fats: why food manufacturers use them
Posted by kathryn in Fats & oils
Food manufacturers use trans fats because they’re cheap and easy. Fats used to be an expensive ingredient. However through hydrogenation, cheap poly-unsaturated vegetable oils can be converted into a semi-solid form. This product is much more useful to food manufacturers. Hydrogenation changes the physical properties of the fat: * hydrogenated fats have a longer shelf-life * they can be re-used without spoiling * they’re cheaper to transport * hydrogenated fats mix well with flour, to make better biscuits and …