Fibre, one small addition at a time

Make a small change to a familiar meal

If you want to eat more fibre, begin with a meal that already happens reliably. Choose one ingredient you like and can obtain easily. Making breakfast slightly different may be more manageable than replacing breakfast, lunch and dinner together. Keep the rest of the meal familiar so you can decide whether the addition is enjoyable, affordable and comfortable for you.

Know the general target and its limits

UK guidance recommends 30g of fibre a day for adults, from a variety of foods. That is a general dietary aim, not an instruction to jump to that amount overnight. People following a prescribed diet or living with a digestive condition may need different advice. The NIDDK recommends adding fibre gradually and discussing suitable amounts and fluids with a healthcare professional where needed.

Sources: NHS: Getting more fibre into your diet; NIDDK: Eating, diet and nutrition for constipation

Choose one addition, not a complete overhaul

Select one of these everyday food ideas that suits your usual diet and any allergies.

• Breakfast: try porridge or replace part of your usual cereal with a suitable higher-fibre option.
• Lunch: use a bread you enjoy with more fibre, or add a small amount of a familiar vegetable to the meal.
• Dinner: include some cooked lentils or beans in a dish you already make, if you tolerate them.
• A meal accompaniment: include fruit or vegetables you like instead of relying on one specialist product.

Source: NHS: Getting more fibre into your diet

Give comfort a place in the decision

There is no prize for progressing fastest. Stay with a comfortable change before considering another, and make a note if your symptoms worsen. NIDDK guidance explains that fibre should be increased a little at a time and that suitable fluids help it work. If you have been told to limit fluids, follow that advice and ask your clinician about the change rather than automatically drinking more.

Source: NIDDK: Eating, diet and nutrition for constipation

Read the label in a useful way

When comparing two foods, look at the fibre figure for the amount you expect to eat as well as the figure per 100g. A large number on a small serving can be misleading in practice. You do not have to weigh every meal or keep a permanent log. Use the label to answer a simple shopping question, then choose the option that also fits your appetite, budget and preferences.

Do not use more fibre to explain away symptoms

If bloating is frequent, persists despite changes or comes with unexplained weight loss or blood in your stool, seek medical advice. Sudden severe abdominal pain needs emergency assessment. A recurring digestive problem deserves its own assessment rather than repeated increases in fibre or a growing list of excluded foods.

Source: NHS: Bloating and when to seek help

Review the change in plain language

After trying the addition, ask whether you liked it, whether it fitted the meal and whether you noticed a problem. Keep what worked. If you need help, bring that short account to a registered dietitian or clinician. Fibre can come from many ordinary foods, so an ingredient that does not suit you is a reason to choose another approach, not evidence that you have failed at healthy eating.