The invention provides a pure natural water-soluble human body lubricant which is prepared from the following components by weight percent: 1%-10% of gelatinizing agent, 1%-10% of emulgator, 0.5%-2% of thickening agent, 0.1-1% of pure honey, 0.5%-10% of plant extracted lubricating fluid, 0.5%-2% of conditioner and the balance of sterilized deionized water. The lubricant provided by the invention has excellent lubricating property, high stability, safety and environmental protection; the plant extracted lubricating fluid is prepared according to a three-level filtering technology of mechanical screening filtering, micro-filtration and reverse osmosis concentration purification, and the active component with the highest practical value is remained; the product performance is promoted in the manner of combining vacuumizing and heating; the pure natural water-soluble human body lubricant has multiple effects of sterilizing, diminishing inflammation, restraining inflammation diffusion, draining secreta, promoting local metabolism, converging wound, preventing lesion and tumor, and the like.