The invention discloses a traditional Chinese medicine composition for reducing blood lipid viscosity, a preparing method and application. The raw material components of the traditional Chinese medicine composition include chrysanthemums, gynostemma pentaphyllum, cistanche, schisandra chinensis, cloves, poria cocos, caulis polygoni multiflori, polygala tenuifolia, pinellia ternata, licorice, astragalus, radix paeoniae rubra, radix angelicae sinensis, flos carthami, lumbricus, salviae miltiorrhizae, hirudo, eucommia ulmoides, raw hawthorns, radix puerariae, scorpions, ginkgoes, erigeron breviscapus, rhizoma alismatis, semen ziziphi spinosae, semen cassiae, medicated leaven massa medicata fermentata, glossy privet fruits, honeysuckles, wild buckwheat rhizomes, yerbadetajo herbs, raspberry, linseed, juncus, reed rhizomes, lophatherum gracile, cortex albiziae and honey. The traditional Chinese medicine composition for reducing blood lipid viscosity, the preparing method and the application have the advantages that materials are easy to get, effects are obvious, no side effect exists, the preparing technology is traditional, the value of traditional Chinese medicine is reserved to the maximum, and the effect of reducing blood lipid viscosity is obvious.