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🌸 Vaginal Microbiome pH Balance Simulator

Interactive model demonstrating the balance of lactobacilli and pH in the vagina, with factors that can disrupt this balance (such as antibiotics, intercourse, and douching) and the risk of dysbiosis.

Vaginal & Reproductive Tract Health2DModerate60 FPS
vaginal-microbiome-ph-balance-simulator ↗ Open standalone

Lactobacillus Dominance in the Healthy Vaginal Niche

Placeholder: Lactobacillus species normally dominate a healthy vaginal microbiome.

  • Lactobacillus: Dominant genus (Placeholder short note)
  • 3.8–4.5: Typical pH (Placeholder short note)
  • Low: Species diversity (Placeholder short note)
  • Dense: Colonization (Placeholder short note)

Why Lactobacillus dominates

Placeholder: a short sentence on niche exclusion by Lactobacillus.

Lactic Acid Production Maintains Low Vaginal pH

Placeholder: Lactic acid byproduct keeps the environment acidic and protective.

  • Lactic acid: Main acid (Placeholder short note)
  • Present: H2O2 output (Placeholder short note)
  • Produced: Bacteriocins (Placeholder short note)
  • High: Protective effect (Placeholder short note)

Acid as a chemical barrier

Placeholder: a short sentence on acid inhibiting pathogens.

Antibiotics, Douching, and Sexual Contact as Disruption Factors

Placeholder: External factors can disturb the acid-producing balance.

  • Kill Lactobacilli: Antibiotics (Placeholder short note)
  • Flushes flora: Douching (Placeholder short note)
  • ~7.2: Semen pH (Placeholder short note)
  • Days–weeks: Recovery time (Placeholder short note)

How disruptors act

Placeholder: a short sentence on mechanisms of each disruptor.

Rising pH Enables Pathogenic Bacterial Overgrowth

Placeholder: As pH rises, pathogenic species outcompete Lactobacillus.

  • >4.5: pH shift (Placeholder short note)
  • Rapid: Pathogen growth (Placeholder short note)
  • BV-like state: Common outcome (Placeholder short note)
  • Variable: Symptom onset (Placeholder short note)

The dysbiosis cascade

Placeholder: a short sentence on pathogen overgrowth dynamics.

Two Trajectories: Natural Recovery or Sustained Dysbiosis

Placeholder: outcome depends on residual Lactobacillus and disruption removal.

  • Residual flora: Recovery driver (Placeholder short note)
  • BV / candidiasis: Infection risk (Placeholder short note)
  • Supportive: Probiotic role (Placeholder short note)
  • Days–months: Timeframe (Placeholder short note)

What determines the outcome

Placeholder: a short sentence on recovery versus chronic dysbiosis.

Placeholder: a short callout sentence on prevention and balance.
⚙ Under the hood

Interactive model demonstrating the balance of lactobacilli and pH in the vagina, with factors that can disrupt this balance (such as antibiotics, intercourse, and douching) and the risk of dysbiosis.

CanvasBiomedicine

2D · HTML5 Canvas 2D · 60 FPS target · runs fully client-side, no install

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