Aminosaccharides, also known as amino sugars or glycosamines, are a class of compounds that combine the properties of both amino groups and sugar molecules. These unique structures make aminosaccharides essential in various biological processes. They play crucial roles in cell communication, tissue repair, and maintaining structural integrity in tissues such as cartilage. Commonly found in marine organisms and produced synthetically for pharmaceutical and biomedical applications, aminosaccharides are valued for their anti-inflammatory and wound-healing properties. In the medical field, they have been utilized in treatments for osteoarthritis due to their ability to support joint health by promoting the formation of glycosaminoglycans (GAGs), which are key components of the extracellular matrix. Additionally, aminosaccharides are used as emulsifiers and stabilizers in cosmetics and food products, enhancing product texture and shelf-life.