Vaginitis Bacterial

The goal of this clinical trial is to explore the effect of Lactobacillus johnsonii and white pomegranate extract on female bacterial status, it aims to answer are: * Evaluate Lactobacillus johnsonii TCI250 probiotics or white pomegranate extract in regulating female vaginal bacteria and improving vaginal health. * Evaluate Lactobacillus johnsonii TCI250 probiotics or white pomegranate extract in regulating inflammation. Participants will be randomly assigned to placebo (n = 50), probiotic heat-killed Lactobacillus johnsonii TCI250 group (n = 50) and white pomegranate extract group (n = 50) for 8 weeks. Researchers will compare the vaginal flora and inflammation.