Used in dietary supplements, pharmaceuticals, and fortified foods to support immune function and enzymatic activity. In cosmetics and oral care, it acts as an antimicrobial and astringent. Also used in animal nutrition and corrosion inhibitors.

Generally safe; excessive intake may cause nausea or metallic taste. Avoid moisture exposure to maintain flowability.

25 kg polyethylene-lined drums or bags. Store sealed, cool, and dry away from humidity.