The purpose of this article is to evaluate the effect of oligosaccharide prebiotic consumption on reducing the risk of diseases such as diabetes, high blood pressure, fat and bowel cancer. In people of different ages, consumption of oligosaccharide prebiotics has played a very effective role in intestinal function. In general, it can be noted to evaluate the extent of decreased glucose uptake in diabetics, fat loss, decreasing sensitivity in breastfed infants and increase the excretion and relief of chronic constipation in the elderly. Also in research on improvement intestinal function, results of oligosaccharides in women and men have been associated with improved performance and reduce abdominal pain, bloating and change intestinal function.