When we think about looking after our health, it’s easy to focus on things like exercise, sleep, or mental wellbeing. But there’s another important piece of the puzzle that often gets overlooked, and that’s your gut!
Your digestive system does so much more than just process food. It plays a vital role in supporting your immune system, energy levels, concentration, and even your mood. In other words, how your gut feels can influence how you feel – both physically and mentally.
Many of us only think about gut health when something feels off, like bloating or indigestion. But taking care of your digestion day-to-day can make a real difference to how you feel at work, while studying, and in everyday life.
What is your gut microbiome?
Inside your digestive system lives a whole community of tiny organisms – bacteria, fungi, and other microbes. Together, these make up your ‘gut microbiome’.
While ‘bacteria’ might sound like a bad thing, many of these microbes are actually essential for keeping your body working well. They help break down food, produce certain vitamins, support your immune system, and even communicate with your brain.
Everyone’s microbiome is unique, and it’s shaped by everyday factors like:
- What you eat
- Your stress levels
- Sleep quality
- Physical activity
- Medications (including antibiotics)
The good news? You don’t need a perfect diet or big lifestyle changes to support your gut. Small, consistent habits can make a real difference over time.
Why variety (especially fibre) really matters
Fibre is often linked with digestion, but it also plays a key role in feeding the ‘good’ bacteria in your gut. Different types of fibre support different types of bacteria – so the more variety you include in your diet, the more diverse and resilient your gut microbiome can be.
A healthy gut may help with:
- Comfortable, regular digestion
- Stronger immune function
- Steady energy levels
- Balanced blood sugar
- Reduced inflammation
It’s easy to fall into a routine of eating the same meals, especially during busy weeks. But even small changes to mix things up can have a positive impact.
Simple ways to add more variety
For example, you could try:
- Adding different coloured vegetables to your meals
- Including beans or lentils in soups, stews, or salads
- Sprinkling nuts or seeds onto your breakfast or snacks
- Choosing wholegrain options where you can
- New fruits, rotating them each week
Rather than aiming for ‘perfect’ focus on adding variety where possible.
Fermented foods: a gentle boost for your gut
Some fermented foods contain live microorganisms that may benefit gut health. Some examples may include:
- Yogurt with live cultures
- Kefir
- Sauerkraut
- Kimchi
- Miso
- Kombucha
A few things to note:
Not all fermented foods contain live bacteria: Some products are fermented during production but do not contain live microorganisms by the time they are eaten. Check the label for terms such as “live” or “active cultures”.
Introduce them gradually: Introducing fermented foods too quickly may cause temporary bloating or gas in some people. If you have a digestive condition or weakened immune system, seek medical advice before making significant dietary changes.
People respond differently: Individual responses to fermented foods can vary depending on diet, gut microbiome composition, genetics, and underlying health conditions.
Salt and sugar levels: Check labels for salt and sugar content, as some fermented products may be high in these. Choose lower-salt or lower-sugar options where possible.
While some studies suggest potential benefits, evidence on fermented foods and gut health is still emerging.
The gut–brain connection
You’ve probably heard the phrase “trust your gut”, and it turns out, there’s real science behind it. Your gut and brain are closely connected and are constantly communicating. In fact, much of the body’s serotonin (a chemical linked to mood) is produced in the gut.
When your gut isn’t feeling its best, you might notice signs such as:
- Feeling more stressed or anxious
- Low mood
- Brain fog or difficulty concentrating
- Low energy
- Changes in appetite
Things like stress can also affect your digestion. Many people experience stomach discomfort, nausea, or changes in appetite during busy or pressurised periods in their life.
While gut health is only one element of our overall wellbeing, it can affect how we feel and function, demonstrating how interconnected the different aspects of our health are.
Supporting your gut at work or while studying
When you’re balancing deadlines, long days, and lots of time sitting down, it’s easy for healthy habits to slip. But small changes can help you feel more comfortable, focused, and energised.
Looking after your gut can support with:
- More stable energy throughout the day
- Better focus and concentration
- Fewer afternoon energy dips
- Improved sleep and recovery
- Less distraction from digestive discomfort
Simple habits that can help:
- Try to eat regular meals to keep energy steady
- Stay hydrated throughout the day
- Take short movement breaks where you can
- Include fibre-rich foods in your meals and snacks
Remember these don’t have to be big changes, even small adjustments can add up over time.
Five simple ways to support your gut
Here are some practical, manageable steps you can start to incorporate:
- Add more plant variety: Aim to include a mix of fruits, vegetables, wholegrains, beans, nuts, and seeds across the week.
- Stay hydrated: Drinking enough water helps your digestive system work smoothly.
- Include fermented foods: Try adding small amounts at a time.
- Look after your stress levels: Short breaks, fresh air, regular physical activity or simple breathing exercises can all help.
- Keep moving: Gentle activity like walking or stretching supports digestion and overall wellbeing.
Final thought
Looking after your gut doesn’t mean following strict rules or making big changes overnight. It’s about small, realistic habits – adding a bit more variety to your meals, staying hydrated, and making time to move and recharge. By supporting your gut health, you’re also supporting your energy, your focus, and your overall wellbeing.
Further support
Guts UK – National charity for the digestive system.
NHS – Practical advice for digestive health.
Crohns and Colitis UK – Information and support.
British Nutrition Foundation – Information about different types of foods, and their impact.
Ref: WPW 0351 This content was published May 2026
