The invention discloses a preparation method of roxburgh rose juice and roxburgh rose wine. The roxburgh rose juice is prepared by the following production processes: rinsing, screening, juice squeezing, clarification stirring, primary filtration, sterilization, freezing and secondary filtration. The roxburgh rose wine is prepared by the following production processes: rinsing, screening, juice squeezing and primary fermentation, secondary fermentation, clarification stirring, primary filtration, sterilization, freezing and secondary filtration. The prepared roxburgh rose juice has high nutrient content, unique flavor, fresh and cool taste, rich vitamins, amino acid and superoxide dismutase SOD, and low sugar, can be directly drunk or diluted for drinking and has relatively good health efficacy, the nutrient contents are sufficiently released and are easily absorbed by a human body, and the utilization rate of roxburgh rose fruits is high; the roxburgh rose wine is rich in vitamins, amino acid and superoxide dismutase SOD and has the fruit flavor of the roxburgh rose fruits as well as the efficacies of refreshing and helping produce saliva and slake thirst after being drunk, the contents of vitamin C and vitamin P are far higher than the contents of other fruit wine, and the alcoholic strength is 11-13 degrees; the roxburgh rose juice and the roxburgh rose wine have the efficacies of preventing cancers, helping digestion, relieving tedium and delaying senescence.