Inclusion Criteria:  Aged: 35-43 years old Vaginal pH > 4,5 and low Lactobacillus count or Nugent score of 4-6 With interest in getting pregnant and ideally in IVF waiting list History of recurrent genitourinary infections  Exclusion Criteria:  Any pathology that interferes with the study Current intake of food supplements or probiotics Current intake of contraceptives Use of oral or vaginal probiotics in the last 6 months Hypersensitivity to any of the components of the studied product Current vaginal infection Pregnant women Breastfeeding Use of intrauterine device Use of spermicide Use of cervical caps as hormonal therapy