Magnesium oxide is a white powder or granular material, which is obtained by bringing about a chemical reaction. Magnesium oxide is practically insoluble in water. It is, however, easily soluble in diluted acids. Magnesium oxide is available in different bulk weights and particle sizes (fine powder to granular material). 2.Magnesium Oxide GranularAdvantages Product Features: Stable product physical and chemical performance; Less product impurities; Customizable according to the customer's needs. 3.Main functions A. Nutrient Fortification B. Anti-caking agent C. Firming agent D. pH Control Agent E. Release agent, F. Acid acceptor G. Color retention