The invention discloses meat-duck feed with an effect of promoting the appetite and a preparation method thereof. The meat-duck feed contains the following materials in parts by weight: 15-20 parts of reed leaf, 10-15 parts of wheat bran, 10-15 parts of peanut skin, 7-10 parts of sunflower seed meal, 6-9 parts of expanded soybean, 7-10 parts of common bombax flower, 6-9 parts of cactus dry powder, 5-8 parts of duckweed, 6-8 parts of cape jasmine fruit, 4-6 parts of rhizoma corydalis, 3-5 parts of artemisia capillaris, 5-7 parts of rhizoma anemarrhenae, 3-5 parts of semen cassiae, 4-6 parts of cinnamomum camphora leaf, 5-7 parts of sonchus brachyotus, 5-7 parts of shrimp meat, 3-5 parts of hydrilla, 6-8 parts of chenopdium album, 1-3 parts of common coltsfoot flower, 2-4 parts of apple vinegar and 6-10 parts of choline chloride. The meat-duck feed and the preparation method disclosed by the invention have the advantages that the proportioning is reasonable, the nutrition is rich, the preparation method is simple, and the palatability of the meat-duck feed is good; since the materials contain multiple amino acids, vitamins and trace elements, the nutritional need of a meat duck at the growth period can be met; due to addition of multiple health-care medicinal materials, and the effects of promoting the appetite, promoting digestion and eliminating stasis and enhancing the disease resistance of the organism are achieved, so that the growth of the meat duck is promoted.