Digestive wellness is a popular topic, and it’s easy to feel like you need expensive supplements or specialist products. In reality, many of the foods that support a healthy digestive system are simple, affordable and probably already in your local supermarket.
This guide looks at everyday foods that can be part of a gut-friendly, balanced diet, along with easy ways to include them.
Whole grains
Oats, barley, brown rice, quinoa, wholewheat pasta and wholegrain bread all provide fiber, which supports regular digestion.
Easy ideas: porridge for breakfast, a barley or brown rice salad for lunch, or wholewheat pasta at dinner.
Beans, lentils and chickpeas
Legumes are an excellent source of fiber and plant protein. They’re also inexpensive and very versatile.
Easy ideas: add a can of rinsed chickpeas to a salad, stir lentils into soups and sauces, or make a simple bean chilli. If you’re not used to eating legumes, start with small portions and increase gradually.
Vegetables
A wide range of vegetables gives you different types of fiber and nutrients. Some, like onions, garlic, leeks and asparagus, contain types of fiber that act as food for gut bacteria.
Easy ideas: add an extra handful of vegetables to whatever you’re cooking, keep frozen mixed vegetables on hand, and aim for different colors across the week.
Fruit
Fruit provides fiber, water and natural sweetness. Berries, apples, pears, oranges, bananas and kiwi are all good choices. Eating the skin, where edible, adds extra fiber.
Easy ideas: fruit with breakfast, as a snack, or chopped into yogurt.
Fermented foods
Fermented foods such as plain yogurt with live cultures, kefir, sauerkraut, kimchi, miso and tempeh contain live microorganisms. Research into fermented foods and gut health is ongoing, and they can be an enjoyable part of a varied diet.
Easy ideas: plain yogurt with fruit, a spoonful of sauerkraut or kimchi alongside a meal, or miso in soups and dressings.
Tip: many fermented foods can be high in salt, and flavored yogurts can contain a lot of added sugar. Check the labels and choose plain or lower-salt versions where possible.
Nuts and seeds
Almonds, walnuts, chia seeds, flaxseed (linseed) and pumpkin seeds add fiber and healthy fats.
Easy ideas: sprinkle seeds on porridge, salads or soups, or have a small handful of unsalted nuts as a snack.
Water
Fluid matters for digestion, especially as you eat more fiber. Keep water nearby and drink regularly throughout the day.
Putting it together
Here’s how a simple gut-friendly day might look:
- Breakfast: plain yogurt with oats, berries and chia seeds
- Lunch: lentil soup with a slice of wholegrain bread
- Snack: a pear and a few walnuts
- Dinner: a vegetable stir-fry with tofu and brown rice, with a side of kimchi
- Throughout the day: water
This is an example, not a prescription. The most helpful approach is variety: eating a wide range of plant foods over the course of each week.
Tips for making changes
- Go gradually. Increase fiber and new foods slowly to give your digestive system time to adjust.
- Notice how you feel. A simple food journal can help you spot what works well for you.
- Focus on adding, not removing. It’s often easier to add a new food than to cut one out.
For more on the role of fiber, read Why Fiber Matters in a Balanced Diet.
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Simple nutrition habits to support digestive wellness.
- Fiber-rich food chart
- 7-day sample menu
- Food journal
When to seek advice
Everyone’s digestion is different. If you have ongoing symptoms such as abdominal pain, bloating, diarrhea, constipation, unexplained weight loss or blood in your stool, please see a doctor. A registered dietitian can also give tailored advice if you have a digestive condition.
Further reading
- NHS, Good foods to help your digestion
- Harvard T.H. Chan School of Public Health, The microbiome