Trust Your Gut: How to Improve Your Gut Health

The digestive tract includes all the body parts responsible for food intake, nutrient absorption and waste elimination. It includes the mouth, oesophagus, stomach, small intestine, liver, pancreas, gallbladder, colon and rectum.

When we talk about "gut health," we're mostly referring to the microbiome, the community of bacteria living in your digestive system, with most of the action happening in the large intestine.

Your body and your microbiome have a symbiotic relationship. A healthy, diverse microbiome acts a bit like "crowd control", when you have a strong population of beneficial bacteria, there's simply less room for less helpful bacteria to flourish. Both beneficial and less helpful bacteria naturally exist in the gut; the goal is keeping them in healthy balance.

A well-functioning gut tends to go unnoticed, but when the balance is off, it can show up in a range of ways. You might notice digestive discomfort like frequent gas, bloating, irregular bowel movements or reflux, or find your energy and vitality dipping, since a healthy digestive system relies on beneficial microbes and enzymes to convert food into usable fuel. Gut balance is also linked to sleep quality, so poor balance can contribute to less restful sleep and daytime tiredness.

Other common signs include difficulty digesting certain foods, strong cravings (particularly for sugar, which some less helpful bacteria thrive on), changes in appetite or how satisfied you feel, skin changes, and shifts in mood or irritability - a reflection of the close "gut-brain connection" between digestive health and emotional wellbeing. If any of these are persistent or concerning, it's always worth discussing with your healthcare provider for proper assessment.

The good news is that supporting your gut is largely about consistent, achievable lifestyle habits. The foundation is a fibre-rich, varied diet, plenty of vegetables, whole grains, fruits and legumes to feed beneficial bacteria, alongside fermented foods like kimchi, yoghurt, sauerkraut and kombucha for their natural probiotic content. Where diet alone falls short, a probiotic or fibre supplement may help support a healthy microbiome; your healthcare professional can advise whether one is appropriate for you. Beyond food, regular movement supports digestion, immune function and the body's natural elimination processes, while staying well hydrated works hand in hand with a healthy gut. It also pays to be mindful of alcohol (which can disrupt the microbiome), to manage stress (since the gut and brain are closely linked), and to prioritise 7–8 hours of quality sleep each night.

When shopping, focus on the fresh produce and whole foods around the perimeter of the store and limit processed, high-sugar options from the centre aisles. And if certain foods consistently cause discomfort, an elimination diet, ideally guided by a dietitian, can help identify triggers; interestingly, once your gut is better supported, some people find they tolerate previously troublesome foods more comfortably.

Never underestimate the importance of gut health for your overall wellbeing. Your gut is home to trillions of bacteria working hard to support your health every day, and your lifestyle has a significant influence on keeping that balance healthy.

Simple, positive changes, more fibre in your diet, regular exercise, good hydration, and supportive supplements where needed, are some of the most effective ways to support a healthy gut over time.

Always consult your healthcare team before making significant changes to your diet or supplement regimen. If symptoms persist, talk to your health professional.