The invention relates to the health care food field, and concretely relates to a kind of health-care rapeseed oil with functions of invigorating spleen and clearing damp. The rapeseed oil is prepared from the following raw materials, by weight, 1300-1400 parts of rapeseeds, 28-32 parts of grape seeds, 52-58 parts of soybeans, 28-35 parts of evening primrose seeds, 4-5 parts of Pu'er tea, 15-18 parts of red beans, 4-5 parts of blackcurrant seeds, 6-8 parts of coix seeds, 10-12 parts of roasted malts, 6-8 parts of green tangerine peel, 10-12 parts of dates and 8-10 parts of radix astragali. The raw materials of the rapeseed oil contain a plurality of oily plant materials rich in linoleic acid, a plurality of natural Chinese herbal medicine components and beneficial components are added, and an environmentally-friendly and high-efficiency subcritical carbon dioxide extraction technology is employed. The prepared rapeseed oil has rich aroma, bright and limpid color and luster and comprehensive?nutrition, has health care functions of rectifying qi, protecting liver, promoting digestion to eliminate stagnation, invigorating spleen, clearing damp and the like, and can improve damp-heat constitution and enhance body immune functions after long-term consumption.