Dr. Katie ToThe Wellness Dentist, CEO and Founder of Center for Wellness Dentistry and Wellness Dentist Institute.

From Biofilm to Brushing Why Your Mouth Matters

16 Feb 2026 · 1 min

Watch on YouTube

1:08

In this introductory segment, Dr. Katie To reveals a microscopic view of the oral microbiome, showing the bacteria and biofilm that exist in the mouth. She emphasizes that seeing this hidden ecosystem provides patients with information and power, explaining why certain dental treatments are recommended and why some people develop cavities while others do not. The speaker contrasts traditional tooth‑focused dentistry with an ecosystem‑based approach, urging viewers to understand and take ownership of their oral health. She invites viewers to comment on their experience and offers her services for those who want to explore their own microbiome.

Chapters

Most dentists will never show you this, but I think you deserve to see it. This is our oral microbiome under a microscope. The bacteria, the biofilm, everything that's happening in your mouth that you can't see. I'm not showing you this to scare you. I'm showing you this because this is information. This is power. When you can see what's going on, suddenly the why behind the treatment makes sense. Why we recommend certain things, why some people get cavities and others don't. It's not random. Most dentists look at your teeth. We look at the whole ecosystem. Because here's the thing. You can fix what you can see, and you can't take ownership of something you don't understand. Have you ever seen your oral microbiome? Comment below. And if you want to, that's what we're here for. You.