Used in medicine as an antacid and protective agent for the gastrointestinal tract, particularly in treating gastric ulcers and upset stomach. It forms a protective coating over ulcers, shielding them from acid and promoting healing. It also exhibits antimicrobial activity against certain bacteria, such as Helicobacter pylori, associated with gastritis and peptic ulcers.

Found in some topical formulations for its mild antiseptic and astringent properties, aiding in the treatment of minor skin irritations and wounds.

In cosmetics and skincare products, used as an additive in powders and makeup for its pearlescent sheen and ability to absorb excess oil. Employed in certain dental and oral care preparations for soothing and protective effects on oral tissues, as well as reducing bad breath.