The invention provides a moisturizing refrigerator drawer. The side wall of the drawer body is provided with a latch groove, the latch groove is communicated with the inner side of the drawer body through a connected segment; a clapboard is mounted inside the drawer body, the clapboard comprises a first board body and a second board body; the second board body comprises two vertical boards connected with the upper end, one end of the first board body is mounted between the two vertical boards in a clamping mode; the middle of the first board body is provided with a containing groove, the upper portion of the first board body is formed in the through-holes of the containing groove; a flow channel is mounted inside the first board body, one end of the flow channel is communicated with the bottom of the containing groove, the other end is opened on the upper surface of the first board body; the containing groove is provided with moisturizing pieces; a sliding dam-board is arranged on the first board body in a covering mode; the sliding dam-board is provided with a plurality of through-holes, the bore diameters of the through-holes is gradually increased from one side of the sliding dam-board to the other side of the sliding dam-board; the two ends of the clapboard are provided with clamps; the clamps are clamped inside the latch groove. The moisturizing refrigerator drawer has the advantages of being capable of adjusting containing cavities with different positions and sizes, convenient to classify food, and capable of adjusting different moisturizing situations, flexible in using, and capable of adjusting based on the need of users.