I've never even heard of any of those before.. Vegemite, Promite, Marmite.. I had to look up the definitions: Marmite: Marmite is a dark-brown coloured savoury spread made from the yeast extract a by-product of the brewing industry. It has a strong, slightly salty flavour. You either "love it or hate it". Can be eaten spread thinly on toast. Vegemite: Vegemite () is a dark brown, salty food paste made from yeast extract, used mainly as a spread on sandwiches and toast, and occasionally in ... Promite: Promite (IPA pronunciation: ) is the registered brand name for a dark brown, salty food paste mainly used as a spread on sandwiches and toast ... And here I thought I had sampled many different foods from many different ethnicities..