The invention provides 
water buffalo feed and a preparation method thereof, which relates to the technical field of 
animal feed. The 
water buffalo feed is prepared from the following raw materials inparts by weight: 400 to 600 parts of 
forage grass, 30 to 40 parts of rice washing water, 10 to 30 parts of corn 
powder, 5 to 15 parts of 
schisandra chinensis 
wine, 3 to 13 parts of eggs, 2 to 8 partsof sour pork, 0.6 to 1.8 parts of cortex eucommiae, 0.4 to 1.6 parts of rice 
bran, and 0.2 to 0.8 part of table salt. The 
schisandra chinensis 
wine is prepared from the following raw materials in parts by weight: 30 to 50 parts of fructus schisandrae sphenanthera, 25 to 35 parts of rhizoma drynariae, 25 to 35 parts of radix achyranthis bidentatae, 20 to 30 parts of water, 14 to 28 parts of rhizomapolygonati, 4 to 10 parts of honey, and 2 to 8 parts of distiller 
yeast. The feed has the efficacies for tonifying the 
liver and kidney, strengthening tendons and bones, nourishing the 
spleen and tonifying Qi, improving the 
digestion and strengthening the 
stomach, and can enable the 
water buffalo to be large in size, tall in height, strong in muscles, low in 
disease rate and capable of growing into a bull with powerful fighting capacity after being used for feeding the water buffalo. The preparation method provided by the invention is controllable in process parameters, high in 
repeatability,convenient in popularization and suitable for industrialization.