A method for preparing horseshoe-increasing fertilizer, which is composed of: dry pig manure, grass pond mud powder, dry sheep manure, dry slag powder, rapeseed straw powder, sorghum cake powder, cottonseed hull powder, bean pod shell powder, broad bean cake Powder, corn leaf powder, garlic powder, the percentages are percentages by weight; a large amount of organic fertilizer produced in the ingredients can meet the growth needs of horseshoes, and the resulting horseshoes are large and heavy, which not only increases the output, It also effectively overcomes the defects of slow growth of horseshoes caused by lack of nutrition in traditional fertilizers, and the resulting horseshoes are small in size, light in weight, poor in disease resistance, poor in taste, and prone to various diseases.