<Tr> <Td_colspan="2"> Other / Unknown </Td> <Td> </Td> <Td_colspan="2"> 5.5% </Td> </Tr> <Tr> <Td_colspan="5"> black: Saturated; grey: Monounsaturated; blue: Polyunsaturated </Td> </Tr> <P> Red palm oil is rich in carotenes, such as alpha - carotene, beta - carotene and lycopene, which give it a characteristic dark red color . However, palm oil that has been refined, bleached and deodorized from crude palm oil (called "RBD palm oil") does not contain carotenes . </P> <P> Many processed foods either contain palm oil or various ingredients made from it . </P>

When was palm oil first used in food