Used as a dietary supplement in animal feed to prevent zinc deficiency and support growth, immune function, and skin health. Commonly applied in agriculture as a micronutrient fertilizer to correct zinc deficiency in soils, especially for crops like rice, corn, and citrus. Employed in the textile industry for bleaching and weighting cotton. Utilized in the manufacture of rayon and other synthetic fibers. Serves as an electrolyte in zinc electroplating processes to improve corrosion resistance of metal surfaces. Also used in some medicinal formulations for treating zinc deficiency in humans and as an astringent in topical treatments.