Description
Magnesium stearate, also known as magnesium octadecanoate, is a fatty acid salt type anionic surfactant. It is a white fine powder with a slight odor and a greasy feel. It is soluble in hot aliphatic hydrocarbons, hot aromatic hydrocarbons, and hot grease, but insoluble in alcohol and water. Magnesium stearate can provide lubrication for capsules and tablets and is widely used in the food, nutrition and pharmaceutical industries.