The invention discloses cleansing powder prepared by pure natural Chinese herbal medicines and a preparation method thereof. The cleansing powder is simply prepared by pure natural Chinese herbal medicines and can solve various problems and skin problems caused by inappropriate use of cosmetics. The cleansing powder comprises the components as follows: ligusticum, saponins, mung bean, radices trichosanthis, Bletilla, radix angelicae, radix ampelopsis, silkworm larva, rhizoma typhonii, rhizoma nardostachyos, rhizoma kaempferiae, hierochloe odorata and radices sileris. The preparation method is simple and comprises the following steps of: crushing all traditional Chinese medicines weighed by weight into powder; and adequately mixing, and uniformly allocating to prepare powder. The cleansing powder has the effects of effectively removing dirt in skins, dispelling white heads, blackheads and acnes, shrinking pores, refreshing and dispelling various spots, cleansing skins and whitening and smoothing skins. The cleansing powder has the advantages of no toxic or side effects, and simpleness and convenience in manufacture; and the traditional Chinese medicines selected are easy to obtain, low in cost, and suitable for wide common patients. The cleansing powder is simple and convenient to use, and can be matched with other cosmetics such as mildy wash.