Trehalose dihydrate is widely used in the food industry as a stabilizer and preservative, helping to maintain the texture, flavor, and shelf life of various products. It is particularly effective in protecting proteins and lipids from degradation during processing and storage. In the pharmaceutical sector, it serves as an excipient in drug formulations, enhancing the stability and efficacy of vaccines, antibodies, and other biologics. Its ability to stabilize cellular structures makes it valuable in cryopreservation, where it protects cells and tissues from damage during freezing and thawing. Additionally, trehalose dihydrate is utilized in cosmetics for its moisturizing properties, helping to retain skin hydration and improve product stability. Its versatility and safety make it a key ingredient across multiple industries.