The invention discloses a ceramic filter element added with silver iodide and provided with antibacterial effect, the ceramic filter element is characterized by comprising the following raw materials in part by weight: 13-15 parts of active carbon, 10-12 parts of bentonite, 9-11 parts of zeolite powder, 3-4 parts of zinc oxide, 8-10 parts of phenolic resin, 2-3 parts of urea, 3-5 parts of ammonium chloride, 5-8 parts of light calcium carbonate, 5-7 parts of bauxite, 1-2 parts of silver iodide, 5-8 parts of silicon nitride, 3-5 parts of palm fiber, 5-7 parts of modified cocoanut active charcoal and appropriate water. The silver iodide is added in the filter element to provide the antibacterial effect, the palm fiber is added to increase the toughness of the filter element, and the porous performance is provided, and the filtering adsorption performance is improved; the modified coconut active charcoal is added, the filter element is developed in gap, good in adsorption performance, high in strength, easy to regenerate, economic and durable; the raw material is simple and easy to obtain, the cost is low, the purifying efficnecy is high, the filter element is corrosion resistant, and can be used for air adsorption filtering and sewage treatment.