The invention relates to a duck feed which is prepared from the following components in parts by weight: 30-50 parts of dandelion freeze-dried powder, 30-50 parts of sonchus arvensis freeze-dried powder, 30-50 parts of amaranthus hypochondriacus freeze-dried powder, 4-10 parts of cottonseed meal, 4-10 parts of rapeseed meal, 3-5 parts of fish meal, 5-15 parts of wheat bran, 5-8 parts of aloe freeze-dried powder, 3-7 parts of grape seed meal, 3-7 parts of shrimp shell meal, 10-20 parts of straw powder, 3-7 parts of bone meal, 4-10 parts of bean pulp, 1-4 parts of chitosan, 3-7 parts of willow leaf freeze-dried powder, 4-10 parts of poplar leaf freeze-dried powder, 0.1-0.2 part of salt, 0.1-0.2 part of corn gluten meal, 0.2-0.3 part of lysine, 0.2-0.3 part of methionine, 0.02-0.04 part of decavitamin, and 0.5-0.7 part of calcium hydrophosphate. The duck feed disclosed by the invention can reduce the duck diseased probability; furthermore, fish meal is used in the feed, so that the appetite of the duck is stimulated, and the increase of the weight of the duck is promoted; and meanwhile, all materials of the feed are wide in source and low in cost, waste material is changed into things of value, resources of the nature are fully utilized, and the feed is energy-saving and environment-friendly and is convenient to prepare.