The invention relates to a blood-pressure-lowering lipid-lowering blood-sugar-reducing weight-reducing black-food dietary fiber meal replacement food. Ginseng radix et rhizoma rubra, rhizoma polygonati, maca root, black date, balck rhizoma dioscoreae, semen sesami nigrum, black mulberry, fructus lycii ruthenici, black beans, black rice, semen euryales, black fungi, donkey-hide gelatin, oyster, porphyra, saccharina japonica, mussel, cordyceps militaris, tricholoma matsutake, fagopyrum tararicum, purslane herb, herba taraxaci, semen nelumbinis, poria cocos, black kidney bean, hyacinth bean, chestnut, black dried currant, blackberry, longan aril and dark brown sugar are mixed, cleaned and dried, the obtained product is subjected to low-temperature baking and heating for 20 minutes by microwaves, the obtained product is squeezed into a block, the block is subjected to superfine grinding at low temperature to obtain the meal replacement food; the meal replacement food administered after being dissolved with boiled water, is comfortable in taste and has the effects of reducing blood sugar, lowering the blood pressure, regulating the body weight and losing the weight.