Jujube contains a large amount of pectin and cellulose. Pectin and cellulose in water is easy to form gelatinous substances, resulting in red date juice drink layering phenomenon. The pectin and pulp in fruit juice will lead to stratification, the milk and tea in milk tea will be stratified due to different density, and the oil and water in coffee will also be stratified. To avoid layering of beverages, you can add emulsifiers or stir well during the preparation process.