The inside of a girl’s bottom refers to the inside of the female vagina. White tofu-like discharge inside the female vagina may be composed of a variety of reasons, such as pseudo-saccharomyces vaginitis, bacterial vaginosis, and not paying attention to personal hygiene, etc., as follows: 1. Patients with pseudo-sterile vaginitis will have increased vaginal discharge, obvious vulvar itching, vulvar burning, stinging pain during urination, pain during sexual intercourse and other symptomatic manifestations, and the discharge will be white and thick, milky curd or tofu dregs-like. 2. Bacterial vaginitis: the typical performance is that the vaginal discharge is grayish-white, the amount of increase, and there will be a fishy smell, but also accompanied by vulvar itching, pain during sexual intercourse and other manifestations. 3. Do not pay attention to personal hygiene: do not pay attention to personal hygiene, do not change underwear and so on will lead to bacterial growth, white like tofu scum discharge, it is recommended to take a shower, pay attention to personal hygiene.