Arabinogalactan is a polysaccharide derived from various plant sources, including larch trees, with various applications as a feed ingredient. It consists of a combination of arabinose and galactose sugar units linked together in a linear chain.

In the food industry, it serves as a functional ingredient due to its ability to act as a thickener, stabilizer, and emulsifier. It can enhance the texture and mouthfeel of food products, improve their stability, and prevent ingredient separation.