The invention provides a Lactobacillus crispatus strain having the identifying characteristics of the strain deposited under Accession Number DSM 32717, DSM 32715, DSM 32716, DSM 32718, DSM 32719, or DSM 32720; or a mutant or variant of any thereof, a composition comprising, consisting essentially, or consisting of exactly or at least 1, 2, 3, 4, 5 or 6 different Lactobacillus crispatus strains selected from these strains, hygiene products comprising said strains, and the use of such strains and compositions in therapy.