The invention discloses a method for producing a silver ion antibacterial towel. The towel is the silver ion antibacterial towel manufactured by adopting blended yarns made of polyester fibers and cotton fibers containing silver ions as warps through spooling, warping, weaving and gray fabric post treatment. The process is simple and convenient, and is convenient to implement; and the produced silver ion antibacterial towel has little hair and feather, is easy to degrade, has excellent moisture absorption and sweat release functions, keeps natural antibacterial health-care sanitary performance, good soft and comfortable performance, excellent ultraviolet-resistant and radiation-proof performance and antibacterial performance, remarkable high temperature resistance and unique smell absorption and pollution discharge performance of hemp, has softer and more comfortable hand feel compared with other hemp products, and is a new-generation environment-friendly product.