Lactobionic acid is widely used in the cosmetics and skincare industry due to its excellent moisturizing and antioxidant properties. It helps to improve skin hydration by attracting and retaining moisture, making it a popular ingredient in anti-aging and soothing skincare products. Additionally, it is used in the food industry as a preservative and stabilizer, particularly in dairy products, to enhance shelf life and maintain quality. In the medical field, it is utilized in organ transplantation as a component of preservation solutions, helping to protect tissues and organs from damage during storage and transport. Its chelating properties also make it effective in binding metal ions, which is beneficial in various industrial and pharmaceutical applications.