Xylitol is not sugar in the traditional sense, it is a natural sweetener extracted from plants, an intermediate in human sugar metabolism. Xylitol is usually extracted from sugar cane, oak and other plants in a natural sweetener, similar to normal sugar in taste, but not through the insulin metabolism, can be through the cell membrane, absorbed by human tissue, to provide nutrients and energy for the cells, does not affect the blood glucose level, suffering from diabetes can be consumed as a substitute for sugar. Xylitol can provide energy for the body, reduce protein consumption in fat, will not be utilized by bacteria in the mouth to reduce dental corrosion, slow metabolism in the body, will not cause a sudden increase or decrease in insulin, often used in candies, pastries, beverages, but consuming too much will also aggravate the burden on the gastrointestinal tract, and it is recommended to consume in moderation.