The invention discloses a health-preservation and health-care golden silk royal chrysanthemum traditional Chinese medicine foot-soaking powder and a preparation method thereof, wherein the foot-soaking powder includes golden silk royal chrysanthemum, white atractylodes rhizome, folium artemisiae argyi, old ginger, apricot kernel, dandelion, scutellaria baicalensis, tuber fleeceflower stem, cortex acanthopanacis and garden balsam stem. The preparation method is simple, the prescription of the medicine is scientific and reasonable, and the components are in synergistic action; the prepared foot-soaking powder has the functions of harmonizing nutrition, nourishing qi, nourishing blood, strengthening body resistance and eliminating evil and improving immunity, has good effect, quick effect and small side and toxic effect in fatigue regulation, forgetfulness and attention reduction, can be prepared by grinding pure traditional Chinese medicines into fine powder, and can be used by adults. The foot-soaking powder has peculiar effects on preventing colds, coughs and throat discomfort, and has good curative effects on stubborn beriberi. After being used for a long time, the foot-soaking powder has good effects on regulating viscera, dredging channels and collaterals and improving the urinary system, and has health-preservation and health-care effects. The prepared foot-soaking powder has the advantages of scientific formula, convenient use and good health-preservation effect, and has good promotion and application value.