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 added to fertilizers to correct zinc deficiency in crops, improving plant growth and yield, especially in zinc-deficient soils. Employed in the production of rayon as a coagulant in the wet-spinning process. Utilized in medicinal applications such as eye drops and lotions for treating zinc deficiency-related conditions and certain skin disorders. Also serves as an electrolyte in zinc electroplating processes to coat metals for corrosion resistance.