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May, 2024
June, 2024
Learn why you should start your probiotics journey with Bio-K+
Our scientifically proven formulas are designed to support your unique health journey
Bacterial vaginosis is the most common vaginal condition in reproductive-age women. This page is educational, not medical advice. BV requires diagnosis and treatment by a healthcare professional.
BV is a vaginal condition caused by a disruption to the vaginal microbiome. In a healthy vaginal environment, Lactobacillus bacteria are dominant and help maintain balance. When Lactobacillus populations decline, anaerobic bacteria, most commonly Gardnerella vaginalis, but also Prevotella and Mobiluncus, can overgrow, leading to vaginal dysbiosis. Approximately 50% of women with BV have no symptoms; when symptoms occur, they typically include unusual discharge and odor. BV requires a diagnosis from a healthcare professional.
In a healthy vaginal environment, Lactobacillus species ferment glycogen to produce lactic acid, keeping vaginal pH below 4.5 (Optibac; PMC). This acidic environment inhibits pathogenic bacteria such as Gardnerella vaginalis. When Lactobacillus populations decline, pH rises, creating conditions that allow pathogens to multiply. Lactobacillus species also produce bacteriocin-like substances and hydrogen peroxide, further inhibiting pathogen colonization (PMC). BV is strongly associated with loss of Lactobacillus dominance and rising vaginal pH.
The most extensively researched strains for vaginal health are Lactobacillus rhamnosus GR-1® and Lactobacillus reuteri RC-14®, among the most-studied urogenital strains in published literature (Optibac; PMC). Lactobacillus crispatus is most associated with a stable, healthy vaginal microbiome (Seed; PMC). Other strains studied include L. acidophilus, L. rhamnosus, L. plantarum, and L. gasseri. Strain specificity is critical; the full genus, species, and alphanumeric designation are necessary to match a product to its research.
Probiotic supplements for vaginal health can be taken orally or applied vaginally; both routes have been studied in clinical trials. Orally taken probiotics travel through the digestive tract and can ascend to the vaginal tract via the rectum. Clinical studies have confirmed specific oral strains were subsequently found in vaginal swabs (Optibac). Vaginal application delivers bacteria directly to the site. Only strains demonstrated to colonize the vaginal environment are relevant to vaginal health.
BV has a high recurrence rate; approximately 50% of women experience a return of symptoms within 12 months of antibiotic treatment (PMC; Seed). Lifestyle recommendations include avoiding scented soaps and vaginal douching and maintaining gut health through diet and daily probiotic supplement use. Some research suggests consistent daily use of specific Lactobacillus strains may support a balanced vaginal environment over time, but results vary by strain and individual.
In the United States, probiotic dietary supplements are regulated by the FDA under DSHEA. No probiotic dietary supplement holds an FDA-approved claim for BV treatment, prevention, or management. Bio-K+ Women's Health Probiotic Capsules help restore and maintain healthy vaginal flora and reduce yeast and bacteria on vaginal surfaces. These statements have not been evaluated by the Food and Drug Administration.† Avoid products claiming to treat BV.
† These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure or prevent any disease.
Always consult a healthcare professional before using any supplement for a medical condition. Women's Health Probiotic Capsules, Lacticaseibacillus rhamnosus GR-1™ and Limosilactobacillus reuteri RC-14™, contain 2 billion live bacteria, guaranteed until expiry. These strains are among the most researched in vaginal health literature and have been studied in women's populations without serious adverse events. Bio-K+ Women's Health Probiotic Capsules help restore and maintain healthy vaginal flora and reduce yeast and bacteria on vaginal surfaces.† No BV treatment claim is made.
The most researched strains in clinical literature are Lactobacillus rhamnosus GR-1® and Lactobacillus reuteri RC-14®, alongside Lactobacillus crispatus and Lactobacillus acidophilus. Look for full strain designations, CFU guaranteed until expiry, and a product with published clinical research. No probiotic dietary supplement holds an FDA-approved BV treatment claim. Always consult a healthcare professional for guidance.
Probiotics are not a recognized treatment for BV; antibiotics prescribed by a healthcare professional remain the standard treatment. Research suggests certain Lactobacillus strains may support a balanced vaginal environment as an adjunct to treatment, but this does not replace antibiotic therapy. Always see a healthcare provider for a BV diagnosis and treatment.
BV is caused by a disruption to the vaginal microbiome; when Lactobacillus populations decline, anaerobic bacteria such as Gardnerella vaginalis can overgrow, raising vaginal pH and causing dysbiosis. Factors associated with BV include scented soaps, douching, smoking, IUD use, and certain sexual behaviors. Always consult a healthcare professional for diagnosis and treatment.
Orally taken Lactobacillus strains travel through the digestive tract and can ascend to the vaginal tract via the rectum. Clinical studies have confirmed that specific oral strains were subsequently found in vaginal swabs. This is why strain specificity matters; only strains that have been demonstrated to colonize the vaginal environment are relevant to vaginal health.
BV has a high recurrence rate after antibiotic treatment. Research is exploring whether consistent daily use of specific Lactobacillus strains may support long-term vaginal flora balance; results vary by strain, dose, and individual. This is an active area of research, not a settled clinical recommendation. Always discuss recurring BV management with a healthcare professional.
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