The invention discloses a Yao medicine tub-bath preparation capable of reducing blood pressure, blood sugar and blood fat. The Yao medicine tub-bath preparation capable of reducing blood pressure, blood sugar and blood fat is prepared from the following medicinal materials in parts by weight: 40-50 parts of sticktight, 40-50 parts of holly leaf, 40-50 parts of semen coicis, 40-50 parts of coffee senna, 40-50 parts of akebiaquinata, 20-30 parts of ovateleaf holly bark, 20-30 parts of honeysuckle, 20-30 parts of radix puerariae, 20-30 parts of burdock root, 20-30 parts of tibetan barberry, 20-30 parts of ginseng leaf, 10-20 parts of callicarpa longissima, 10-20 parts of ligusticum wallichii, 10-20 parts of Chinese violet, 10-20 parts of agilawood, 10-20 parts of cortex moutan, 6-8 parts of surfactant and 8-10 parts of jasmine flower essential oil. The Yao medicine tub-bath preparation capable of reducing blood pressure, blood sugar and blood fat, which is disclosed by the invention, is compounded on the basis of the traditional Chinese medical theory, is capable of improving the resistance of capillaries, contributes to regulate the imbalance of a blood flow volume, balances and regulates blood pressure, blood sugar and blood fat, and has an obvious effect in prevention and adjuvant treatment for high blood pressure, high blood sugar and high blood fat.