A. Refined peanut oil could be used in a wide range of manufactured food products such as biscuits, cakes, crisps and ready meals. It could also be present in food eaten in catering establishments. However, it is expensive. Manufacturers are more likely to use other, similar refined vegetable oils such as rapeseed, sunflower or soya. Some fish and chip shops choose refined peanut oil because it performs well at high temperatures and lasts well.
Peanut oil has unique properties.
Its stability and long life can make it a preferred choice for frying. The properties also make it useful as a carrier for minor ingredients in food products. The oil would always be refined. As it is such a stable oil, it is often used as a base for some pharmaceutical products and minor food ingredients such as colours and flavours. In the case of bottled peanut oil, a small quantity of unrefined oil may be blended with refined oil to provide a peanut flavour.