Effects of Oral Probiotic Product on Vaginal Microbial Community and Parameters of Vaginal Health

Inclusion Criteria:

1. Healthy women aged 18-50 years.
2. Body mass index 18.5 - 34.9 kg/m2 (inclusive).
3. Have childbearing potential [i.e. not surgically sterile or post-menopausal (greater than one year since last menses)].
4. Non-smoker, or ex-smoker ≥6 months.
5. Nugent score of 4-6 or pH >4.5
6. Agrees to maintain current level of physical activity and dietary habits throughout the trial period.
7. Agrees to discontinue use of probiotic supplements (oral or vaginal), as well as food supplemented with probiotics or prebiotics.
8. Willing and able to provide written informed consent.
9. Agrees to provide fecal samples during the trial period.

Exclusion Criteria:

1. Hypersensitivity to any ingredient in the study product.
2. Pregnancy or planning pregnancy.
3. Lactation or breast feeding.
4. Irregular menstrual cycles.
5. Use of contraceptives that contain spermicidal agents.
6. Use of an intrauterine device (IUD).
7. Use of hormonal therapy through cervical cap.
8. Use of douching devices.
9. Any major trauma or surgical event within the 3 months prior to screening.
10. Individuals undergoing therapies to prevent any recurrent infections.
11. Allergy to any antibiotic that may be prescribed as a rescue remedy during the study.
12. Use of prescription drugs (other than birth control) within 1 month prior to Visit 1.
13. Use of antibiotics within 2 months prior to Visit 1.
14. History of blood clotting disorders or use of coagulation-inhibiting drugs (e.g. warfarin)
15. Presence of systemic diseases or immunodeficiencies
16. Abdominal or gastrointestinal surgery within the previous 12 months.
17. Recent gastrointestinal food-borne illness (within 1 month prior to Visit 1)
18. History of cancer (excluding non-melanoma skin cancer and basal cell carcinoma) in the past 5 years
19. Abnormal laboratory test results of clinical significance
20. Presence or history (past 6 months) of alcohol or drug abuse
21. Subject is unwilling or unable to abide by the requirements of the protocol
22. Any condition that would interfere with the subject's ability to comply with study instructions, might confound the interpretation of the study, or put the subject at risk
23. Subject has taken an investigational health product or has participated in a research study within 30 days prior to first study visit