Sorbitol solution is easily soluble in water, slightly soluble in ethanol and acetic acid, difficult to dissolve in organic solvents, odorless, cool and sweet, with a sweetness of 0.7 and a calorific value of 2.6 kal / g. Sorbitol has the properties of polyols, can be dehydrated, oxidation, lipidation, etherification reaction, acid resistance, good heat resistance, and amino acids, proteins and other reactions are not easy to maillard reaction, moisturizing.