G0 glycan is widely used in glycobiology research to study cell-surface interactions and immune responses. It serves as a key component in the development of glycoconjugate vaccines, enhancing their efficacy by mimicking natural glycan structures. In therapeutic applications, G0 glycan is utilized to modify proteins, improving their stability and pharmacokinetics. It also plays a role in diagnostic assays for detecting specific antibodies or lectins, aiding in disease identification. Additionally, G0 glycan is employed in the production of biopharmaceuticals to optimize glycosylation patterns, ensuring proper protein function and reducing immunogenicity. Its applications extend to cancer research, where it helps investigate glycan-mediated signaling pathways and tumor progression.