Lactobacillus crispatus for treating female reproductive infection and regulating premenstrual psychological symptoms and application thereof

The invention discloses a strain of Lactobacillus crispatus, the Lactobacillus crispatus is Lactobacillus crispatus Roea, the Lactobacillus crispatus is preserved in the China Center for Type Culture Collection, the preservation date is December 23, 2022, and the preservation number is CCTCC (China Center for Type Culture Collection) NO: M20222049. The invention also discloses application of the lactobacillus crispatus in preparation of products for treating female reproductive infection and regulating premenstrual psychological symptoms. Compared with the prior art, the invention provides a brand-new lactobacillus crispatus Roea which has the characteristics of high acid yield and acid resistance, and can inhibit various bacteria including streptococcus pyogenes, streptococcus pharyngobuccal inflammation and the like; the biological agent is non-irritant to vagina mucosa, can be directly used for vagina micro-ecological intervention, and can be used for effectively treating female reproductive infections suc