The role of gynecological baking soda is mainly to change the pH of the vagina, usually choose to take baking soda for vaginal douching as an adjunctive treatment for mycosis vaginitis, because mold is more suitable for growth in an acidic environment, through the baking soda douching to change the acidic environment in the vagina. After using baking soda for vaginal douching, patients with mycosis vaginitis can use miconazole hydrochloride suppositories or itraconazole suppositories for topical vaginal medication. Usually do not recommend blindly using baking soda for vaginal douching, so as not to cause the vaginal pH is damaged, the vaginal pH can be mediated by the normal flora in the vagina, once the pH is damaged, easy to induce and infected vaginitis.