L. reuteri RC-14

A probiotic strain that supports vaginal and urinary tract health.

Also known as: Lactobacillus reuteri RC-14

other Names
Lactobacillus reuteri RC-14
primary Benefits
Vaginal health, urinary tract health, gut health
common Dose
1-10 billion CFUs per day
best Form
Capsules, often combined with L. rhamnosus GR-1
timing
Can be taken any time of day, with or without food
safety Rating
Generally considered safe with a low risk of side effects.

Overview

Lactobacillus reuteri RC-14 is a specific strain of probiotic bacteria that has been extensively studied for its benefits on women's health. It is often combined with Lactobacillus rhamnosus GR-1 to support a healthy vaginal microbiome and reduce the risk of vaginal and urinary tract infections.

Key Benefits

Supports Vaginal Health

Helps maintain a healthy balance of vaginal flora, which can reduce the risk of bacterial vaginosis and yeast infections.

Promotes Urinary Tract Health

May help prevent urinary tract infections (UTIs) by inhibiting the growth of harmful bacteria.

Supports Gut Health

Like other probiotics, L. reuteri RC-14 can contribute to a healthy gut microbiome.

Dosage & How to Take

L. reuteri RC-14 is typically taken in capsule form, often in combination with L. rhamnosus GR-1. The dosage is measured in colony-forming units (CFUs).

PurposeDoseNotes
Vaginal and Urinary Health1-5 billion CFUs per dayA common dose for supporting women's health.
General Gut Health1-10 billion CFUs per dayCan be taken as part of a broader probiotic supplement.

Best Time to Take

Can be taken at any time of day, with or without food.

With or Without Food

Not necessary.

Forms & Bioavailability

FormAbsorptionBest ForNotes
CapsulesHighTargeted delivery to the gut and urogenital tract.Often enteric-coated to protect the probiotics from stomach acid.
Vaginal SuppositoriesHighDirect application to the vaginal area.May be used for acute infections.

Side Effects & Safety

Common

  • Mild gas or bloating, especially when first starting

Rare

  • Allergic reactions

Contraindications

  • Individuals with severely compromised immune systems should consult a doctor before taking probiotics.

Interactions

AntibioticsModerate

Antibiotics can kill probiotics. Take probiotics at least 2-3 hours apart from antibiotics.

Scientific Research

2006Journal of Obstetrics and Gynaecology Canada

Oral use of probiotics for the treatment of bacterial vaginosis

A review of studies found that oral administration of L. rhamnosus GR-1 and L. reuteri RC-14 can help treat and prevent bacterial vaginosis.

2018Cochrane Database of Systematic Reviews

Probiotics for the prevention of recurrent urinary tract infections in women

A review of studies suggests that probiotics, including L. reuteri RC-14, may be effective in preventing recurrent UTIs.

Food Sources

Found in some fermented foods like yogurt and kefir, but supplementation is necessary to get a therapeutic dose of this specific strain.

Products With L. reuteri RC-14

1 product in our database contains this ingredient

Frequently Asked Questions

Medical Disclaimer

This content is for educational and informational purposes only and is not intended as medical advice. Always consult with a qualified healthcare professional before starting any supplement regimen, especially if you have pre-existing health conditions or are taking medications. The statements on this page have not been evaluated by the Food and Drug Administration.