The invention discloses a fruit drink and a preparation method thereof. The fruit drink comprises the ingredients as follows: 5-10% of original hawthorn juice, 1-5% of wild jujube juice, 1-5% of pomegranate juice, 1-3% of Chinese wolfberry juice, 1-3% of star fruit juice, 7-14% of white sugar, 0.01-0.1% of citric acid, 0.03% of potassium sorbate, 0.01-0.03% of xanthan gum, 0.01-0.3% of gellan gum and the balance of water. The fruit drink provided in the invention is prepared from the main raw materials of five red fruits and vegetables, i.e., hawthorn, wild jujube, pomegranate, Chinese wolfberry and star fruit, is rich in multiple nutrients beneficial to a human body and good in taste, and is not limited by harvest seasons of fruits and vegetables, therefore, the fruit drink is available for consumers all the year around, and the application prospect on the market is quite wide. In addition, the preparation method is simple and convenient for operation.