Method for preparing environment-friendly healthy piglet feed

The invention discloses a method for preparing environment-friendly healthy piglet feed. The method comprises the following steps of mixing leaves of amorpha fruticosa, pine needle meal, watermelon peel, peanut vines, leaves of azolla imbricate, alfalfa meal, Chinese wolfberry leaves, peach kernels, oat powder, peanut meal, corncob powder, dried-powder of housefly larvae, tenebrio molitor powder,honeysuckle flowers and meat and bone meal, performing drying and grinding, and steaming the mixture with water to obtain premix; and adding soybean protein powder, astragalus polysaccharides, allicin, vitamins, high temperature resistant phytase and corn oil into the premix, performing uniform mixing, adding sodium alginate, performing mixing, and performing granulating to obtain the environment-friendly healthy piglet feed. The feed is comprehensive and balanced in nutrition, has a slightly sweet taste to meet the flavor of piglets, does not contain antibiotics or other additives and is environmentally friendly and healthy, the feed cost can be reduced, the feed utilization can be improved, and the meat quality and taste of pork can be excellent.