Used as a dietary supplement in animal feed to prevent zinc deficiency and support growth, immune function, and skin health in livestock and poultry. Commonly applied in agriculture as a micronutrient fertilizer to correct zinc deficiency in soils, improving crop yield and plant development. Employed in the manufacturing of rayon fibers as a coagulant in the wet-spinning process. Utilized in medicine as an astringent and in oral rehydration solutions to treat zinc deficiency and diarrhea, especially in children. Also serves as an electrolyte in zinc electroplating processes to coat metals for corrosion protection.