Your vaginal pH can get unbalanced by many things you probably encounter on a regular basis, including menstruation (because blood is pH neutral, which is higher than your optimal slightly acidic pussy), tampons that have been inside you for too long, and diet (including sugar and gluten, which make you more acidic). A home vaginal pH test kit generally includes a piece of pH test paper and a color chart for determining your vaginal pH results. To perform the test, hold the pH test paper against the wall of your vagina for a few seconds. PH refers to the vagina’s acidity level. A vaginal pH of - indicates that there is a perfect amount of good bacteria (lactobacilli), and no overgrowth of the bad bacteria that can cause odor, irritation and sometimes infection.