The Rise of New Prebiotic Ingredient Solutions16 Aug 2017 Oligosaccharides are important components in breast milk that can help maintain the infant's digestive health and enhance its immunity. QHT is a hi-tech enterprise specialized in prebiotics products research and development, product and sales. QHT's GOSYAN GOS closely resembles oligosaccharides in breast milk and is a sweet tasting fiber. Due to its natural occurence, it is stable in high heat and acidic environments with safe molecular properties. GOS has since become a significant prebiotic fiber ingredient which maintains and enhances well-being.