D-Mannitol is widely used in the pharmaceutical industry as an excipient in tablet formulations, particularly in chewable tablets and granulated powders, due to its pleasant taste and mouthfeel. It serves as a diuretic in medical treatments, helping to reduce intracranial and intraocular pressure. In the food industry, it is utilized as a sweetener, particularly in sugar-free and diabetic-friendly products, owing to its low caloric content and minimal impact on blood sugar levels. Additionally, D-Mannitol is employed in the production of resins, paints, and coatings as a stabilizer and thickening agent. It also finds application in the cosmetic industry as a humectant and skin conditioning agent in various skincare products. In biotechnology, it is used as a cryoprotectant to preserve cells and tissues during freezing processes.