Mannan is widely used in the food industry as a dietary fiber and prebiotic, promoting gut health by stimulating the growth of beneficial bacteria. In the pharmaceutical sector, it serves as an excipient in drug formulations, enhancing drug delivery and stability. Mannan is also utilized in the cosmetic industry for its moisturizing and skin-conditioning properties. Additionally, it plays a role in biotechnology as a component in vaccines and diagnostic tools due to its ability to modulate immune responses. In agriculture, mannan-based products are used as feed additives to improve animal health and growth performance. Its versatility makes it valuable across multiple industries.