Preparation method of moxa wool sanitary towel

The invention discloses a preparation method of a moxa wool sanitary towel. The moxa wool sanitary towel is prepared by the following steps of (1) drying moxa, rubbing, separating by air to extract, so as to obtain moxa wool raw materials; (2) compressing moxa wool to be a U-shaped structure which can fit female physiology construction, wherein the length of the U-shaped structure extends to female physiologic zone and anus position, so as to obtain moxa wool water absorbing materials; (3) covering tourmaline medicine self-heating materials on the water absorbing materials; (4) coating a PE (poly ethylene) layer with micro-holes on the materials prepared in the step (3), coating a cotton cloth layer with excellent ventilation performance outside the PE layer, bonding and pressing, and bonding a self-adhered back gum on the outer cotton cloth layer; (5) drying, sterilizing and packaging. With moxa mixed traditional Chinese medicine as hygroscopic material, the water absorbing effect is good, the sanitary towel heats by itself to reach a proper temperature of a human body, so the sanitary towel has a plurality of functions of fending off the cold and clearing damp, sterilizing and disinfecting and the like for prevention and treatment of gynecological diseases and healthcare.