The invention provides a moisture preservation refrigerator drawer. The moisture preservation refrigerator drawer comprises a front baffle, wherein the front baffle comprises a core plate, and an inner plate and an outer plate, which are arranged at the two sides of the core plate; the peripheries of the core plate and the inner plate are wrapped by a covering edge at the periphery of the outer plate; the core plate is provided with an upper through groove and a lower through groove; an upper rotating shaft is arranged in the upper through groove, and a lower rotating shaft is arranged in the lower through groove; a control groove is arranged in the core plate at the side of the upper through groove, a rotating wheel is arranged in the control groove, and the rotating wheel is fixed to the end part of the upper rotating shaft; an accommodating cavity is arranged in the core plate between the upper through groove and the lower through groove; a moisture preservation block is arranged in the accommodating cavity; a runner is arranged in the core plate, one end of the runner communicates with the bottom of the accommodating cavity, and an opening at the other end of the runner is located on the surface of the upper end of the core plate; a water injecting hole communicating with the runner is arranged in the covering edge; a rotating belt is wound between the upper rotating shaft and the lower rotating shaft, a plurality of air holes are arranged in the rotating belt, and the diameters of the plurality of air holes are gradually increased in a vertical direction; a ventilation window and a control window are arranged on the inner plate; the ventilation window is aligned at the rotating belt; and the control window is aligned at the control groove, and the rotating wheel is exposed out of the control window. The moisture preservation refrigerator drawer can keep moisture and adjust the moisture to different values.