Flavour enhancers are commonly added to commercially produced food products (eg. frozen dinners, instant soups, snackfoods) to make them taste more 'savoury'.
The commonly used flavour enhancers are:
Australian
... a Christian and possibly bishop of Croton. In approximately 580, he wrote "De origine actibusque Getarum[?]" (The origin and deeds of the Goths), "De breviatione ...