The series
Stories that help you see the whole system.
Thoughtful, expert-led series for anyone who wants to understand how the mouth, gut, nervous system, and everyday life shape one another.
Gateway to Health
Healing Secrets of the Oral Biome
This documentary series begins with an overlooked truth: the mouth is not separate from the rest of you. Each episode makes the oral–systemic connection easier to understand, so you can bring better questions to your health decisions.
Watch the series
Interconnected
Everyone is talking about the gut. Don’t skip the mouth.
Interconnected is a powerful introduction to the microbiome and the daily choices that can support it. Gateway brings forward the part of that conversation that is too often missed: your mouth is the beginning of the digestive tract, and its living ecosystem is part of the larger picture.
Explore Interconnected
GutCheck
Get curious about your gut health.
GutCheck is a practical entry point for understanding the gut microbiome and the everyday choices that shape it. Explore food, movement, and lifestyle through a clearer, more connected lens.
Explore GutCheck
Gateway to Health · Episode guide
Eight episodes, in order.
- 44 min
Mouth Matters
You will understand why the state of your mouth is a health issue and not a grooming issue.
What you find out (5)
- The #1 cause of a cavity, and it is NOT sugar.
- Bleeding gums: these cavity critters can work their way into your heart valves, your gut and your blood flow.
- How chronic disease begins in the mouth, and what we can do to repair, restore and rejuvenate the oral biome.
- The surprising link between what we eat and the crowding of our teeth.
- Why our diets no longer support healthy bacteria in the mouth.
- 41 min
Know Thy Mouth
You will know how to keep the good bacteria in your mouth alive instead of killing everything and hoping.
What you find out (5)
- How to maintain a healthy oral biome, and the answer is NOT to nuke your mouth with antibiotics.
- The #1 thing you must do to maintain a healthy pH in your mouth, and why brushing, flossing and the hygienist alone will not cut it.
- Why the next frontier of medicine can be found in plaque.
- Why being long in the tooth is a warning sign of underlying disease.
- How to crowd out the bad bugs and restore the balance.
- 39 min
Oral Climate Change
You will see your mouth as an environment that can tip one way or the other, and learn what tips it.
What you find out (5)
- The harmful bacteria that stick to teeth, secrete acid and break down enamel.
- The link between gum disease and Type 2 diabetes.
- Where 70% of your saliva really comes from.
- How the shape of your jaw can cause deadly sleep problems.
- The link between stress and tooth decay.
- 47 min
Beyond the Mouth
You will understand how bacteria from your mouth reach your gut, your bloodstream, your brain and a pregnancy.
What you find out (5)
- If the body's largest source of chronic inflammation is not diet or lack of exercise, what is it?
- Why taking care of your gums is vital for a healthy pregnancy.
- The great chasm between dentistry and medicine 150 years ago.
- Why the gut begins in the mouth.
- How bad bacteria cross the bloodstream and enter the brain.
- 52 min
Oral Controversy and Conflict
You will get straight answers about fillings, root canals and implants, including where the experts still disagree.
What you find out (5)
- The truth about fillings.
- What to do if you suspect an infection in an old root canal.
- The link between jaw injections and heart disease.
- The simple test to take before any dental procedure.
- Everything you need to know about implants.
- 43 min
Restorative Dentistry
You will learn what modern repair looks like when the goal is to protect the biome rather than just patch the tooth.
What you find out (5)
- The newest science in restorative dentistry.
- When brushing your teeth can be bad for your health.
- New technologies that mean we never have to suffer tooth-pulling again.
- The tool that can optimise a patient's healing process.
- How to stop bad bacteria sneaking between gum and bone into the bloodstream.
- 40 min
Pain, Fear and the Future
If the dentist frightens you, this episode shows you what has changed and why the fear is becoming outdated.
What you find out (5)
- Breakthroughs for people whom the dentist fills with anxiety.
- The new science changing modern dentistry.
- How non-penetrative lasers will replace the teeth-yanking of old.
- The future of teeth care from the top minds in oral health.
- This will change the way you eat, brush, floss and chew gum.
- 28 min
Bonus: A Lifetime of Your Mouth
You will know how to care for a mouth that is getting older, and why it is never too late to start.
What you find out (2)
- The golden age of dentistry.
- The best ways to care for an ageing mouth.
Start with your next question
Better health starts with a more connected view.
When you are ready to move from information to a more personal next step, Gateway can help you choose a path forward.
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