Fuente: WIPO "processing tomato" The invention belongs to the technical field of food processing, and relates to a dairy product, in particular to a fruit and vegetable dairy product and a preparation method thereof. According to the method, lactobacillus rhamnosus and lactobacillus acidophilus are used for carrying out synergistic fermentation on raw milk, vegetable auxiliary materials and fruit auxiliary materials, so that the performance is improved. Wherein the vegetable auxiliary materials comprise broccoli powder, tomato powder and celery powder; the fruit auxiliary materials comprise apple powder, orange powder and blueberry powder; the dairy product prepared by the method has the effects of reducing uric acid and enhancing the immunity of the organism.