The invention discloses synthetic rice containing black food, a preparation method and an application thereof. The synthetic rice is made from raw materials consisting of more than two black foods, wherein the weight percentage of the black foods amounts to more than 80%. The synthetic rice is rich in a variety of black foods and has abundant nutrients with balanced ratio. The synthetic rice is helpful to correct the problem of calcium, potassium, iron, zinc, vitamin deficiencies in our dietary pattern. In addition, the synthetic rice is convenient to eat, saves time and energy, is easy to digest and absorb, has a good taste and contains no additive. The invention also provides a preparation method of the synthetic rice, so as to solve technical problems in the production of the above synthetic rice. Therefore, a health food, which has unique effects of tonifying kidney, resisting aging, improving health and promoting longevity, preventing and curing diseases, blackening hair, beautifying the features and the like.