We’ve all heard phrases like 'butterflies in my stomach' or 'gut feeling', but what if your mouth and stomach were truly in constant conversation? As a dentist in Oman, I’ve seen firsthand how oral health reflects — and affects — digestive health.
When you think about or anticipate food, your stomach starts preparing to digest. Conversely, eating while stressed or rushing meals can disrupt digestion. This intricate communication, known as the oral-gut axis, is primarily mediated by the Vagus nerve.
Harmful oral microbes linked to gum disease can travel to the gut, upsetting the delicate microbiome and triggering inflammation, which may worsen chronic digestive conditions. It’s a two-way street: an unbalanced gut can impair nutrient absorption, affecting teeth and gums. Conditions like IBS and GERD may cause mouth ulcers, dry mouth, bad breath, or enamel damage.
Oral hygiene is more than cosmetic — it’s a cornerstone of overall health. Regular brushing, flossing, gum care and professional cleaning reduce systemic inflammation and lower chronic disease risk.
Diet also matters. Chew mindfully, eat slowly, avoid high-sugar and processed foods, stay hydrated and include fiber-rich, fermented, or probiotic foods to support both oral and gut health.
Finally, healthcare professionals — dentists, gastroenterologists and general physicians — must recognise the mouth-gut connection. Prioritise oral health as a gateway to your body’s internal wellness: maintain hygiene, monitor gum health, eat mindfully and don’t ignore persistent oral or digestive symptoms.
Dr Mehataz Maqbool Khan
The writer is a general dentist
Oman Observer is now on the WhatsApp channel. Click here
