The invention provides a preparation method of okra primary pulp. The preparation method comprises the following steps: sequentially blanching, cooking and carrying out ultrasonic treatment on okra fruits after cleanly washing the okra fruits; pulping the treated okra fruits, thus obtaining the okra pulp; carrying out at least twice enzymolysis treatment on the okra pulp; centrifuging an obtained enzymolysis solution, thus obtaining supernatant; then adding a composite probiotics suspension solution, and fermenting, thus obtaining the okra primary pulp. The invention provides an okra beverage. The okra beverage is prepared from the following components of the okra primary pulp, a sweetening agent, an acid agent, a composite stabilizer, a food coloring agent and water. The invention also provides a preparation method of the okra beverage. The preparation method of the okra beverage comprises the following steps: mixing all components, homogenizing, and carrying out degassing treatment, thus obtaining the okra beverage. According to the okra primary pulp prepared by the invention, nutritional ingredients in the okra fruits can be fully reserved; the prepared okra beverage is better in taste and nutrition and healthcare functions, and the comprehensive utilization rate of okra is increased.