Identify and treat the root cause of bad breath

Test your saliva to identify the root-cause of bad breath. Get 1:1 coaching and a personalized care plan to get rid of it for good - all from home.


Struggling with bad breath?

There is no single cure for bad breath, but there is a better way to treat it than carrying around mints, mouthwash, and gum in your pocket 24/7. Bristle takes the guesswork out of bad breath to help you get your confidence back.

Identify the root-cause of your bad breath

Specific bacteria in your mouth or throat release byproducts that cause bad breath. Our test identifies and measures these bacteria to help you understand exactly what's causing it.

Fix bad breath for good with a personalized care plan

You'll receive data-backed diet, hygiene and product recommendations based on your results plus 1:1 coaching with our certified team for questions or support along the way.

How it works

Get your test

Collect your saliva sample and mail it to our certified lab with prepaid shipping.

View your results

Get your oral health report card with a breakdown of the bacteria in your mouth.

Meet your coach

Speak with our oral health experts to review your results.

Get your care plan

Get personalized oral care product recommendations and start improving your breath.

The Bristle Oral Health Test

Good health starts with a healthy mouth. Measure the levels of good and bad bacteria in your saliva, then get personalized insights to optimize and maintain your oral health.

from $99
Recommended by leading dentists
Dr. Roshan Parikh, DDS
President at dntl bar

Former Head of Dentistry, Walmart, Chief Strategy Officer, DSO Strategy, LLC

Dr. Bonnie Feldman, DDS
General Dentist and Founder of Autoimmune Connect

International speaker, consultant, and writer with a focus on the oral microbiome's connection to systemic disease

Dr. Jonathan Levine, DDS
Founder of GLO Science, Oral Health Expert, Social Entrepreneur

Former Associate Professor at NYU School of Dentistry and co-founder of the GLO GOOD Foundation

Dr. Mark Burhenne, DDS
Family Dentist and Founder of

Former Chief Dental Officer at Quip and best selling author

Dr. Eric Pulver, DDS
Oral & Maxillofacial Surgeon and Chief Dental Officer at Denti.Ai

Former Director of Oral & Maxillofacial Surgery at the University of Chicago Hospitals and team surgeon for the Chicago Blackhawks

The first and only comprehensive at-home approach to measure and combat the root cause of halitosis, empowering you to stop worrying about bad breath and start enjoying life again.