Isosorbide is widely used in the production of polymers, particularly as a building block for biodegradable plastics. Its incorporation enhances the rigidity and thermal stability of materials, making it valuable in manufacturing eco-friendly packaging and disposable items. In the pharmaceutical industry, it serves as an active ingredient in medications for treating angina pectoris, where it helps dilate blood vessels and improve blood flow to the heart. Additionally, it is utilized in the cosmetics sector as a humectant and moisturizer due to its ability to retain water and improve skin hydration. Its versatility also extends to its use as a solvent and intermediate in various chemical synthesis processes.