From Wikipedia, the free encyclopedia. Magnesium oxide (Mg O), or magnesia, is a white hygroscopic solid mineral that occurs naturally as periclase and is a source of magnesium (see also oxide). It has an empirical formula of Mg O and consists of a lattice of Mg 2+ ions and O 2â ions held together by ionic bonding.
Today, the main ingredients of Marmite manufactured in the UK are glutamic acid-rich yeast extract, with lesser quantities of sodium chloride, vegetable extract, niacin, thiamine, spice extracts, riboflavin, folic acid and celery extracts, although the precise composition is a trade secret.maÊmit]), a French term for a large, covered earthenware or metal cooking pot. British Marmite was originally supplied in earthenware pots, but since the 1920s has been sold in glass jars shaped like the French cooking pot.
3. Marmite is French. Well, the name comes from the name of a French casserole dish called a marmite (pronounced Marmeet). In the Normandy port of Dieppe, a popular fish stew is known as a Marmite Dieppoise. Ever since the 1920s the red and yellow label on the jar has had a picture of a marmite on it. 4. Jail staff are not keen on it. There's an urban myth that it is banned in British prisons because it can be used to make hooch.