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.
Marmite contains the yeast that remains after being used to brew beer, which is then mixed with salt and heated to soften the cell walls of the yeast. Once the mixture thickens, it is strained to make it smooth and then mixed with spices, celery extract and vegetable extract to form a dark, sticky, spread.armite has a strong, very salty taste with a tangy, bitter bite. Due to the yeast content, the spread has a rich, savory flavor found in many fermented foods and mushrooms. Some vegetarians use it to add a meat-like flavor to dishes as it does not contain any animal-based ingredients.