RepHresh Vaginal Gel, 0. First, let me preface my review with this - I have a medical background and I am a Skeptic with a capital S. Vaginal odor is typically caused by an overgrowth of "bad" bacteria which can lead to inflammation on or around the vaginal area. Most recent customer reviews. We do not make a douche. These varying hormonal levels trigger increased secretions through the cervix at the onset of your period which can cause a slight variation in the vaginal pH level resulting in some women to experience a sudden change in vaginal odor.