The invention puts forward a food detection box convenient for stable placement of detection devices. The food detection box comprises a box body, a box cover and an auxiliary storage mechanism. The box body is provided with a storage tank, and the box cover is rotatably mounted on the box body. The auxiliary storage mechanism comprises a plurality of support plates, a plurality of reset components and a plurality of first elastic stop blocks, the support plates are mounted in the storage tank and can move up and down, the reset components and the support plates are in one-to-one correspondence, the reset components include a plurality of first reset members, the first reset members are connected to the lower parts of the support plates and the box body, the first elastic stop blocks and the support plates are in one-to-one correspondence, and the first elastic stop blocks are mounted at the upper parts of the support plates. The food detection box provided by the invention is practical and convenient, and has wide application range.