Curcumin and turmeric for IBD: what does the research show?

If your child has Crohn’s disease or ulcerative colitis, you may have come across turmeric or curcumin as a natural way to help reduce inflammation.

Curcumin, the main active compound in turmeric, has attracted scientific interest because of its potential anti-inflammatory and antioxidant properties. Some studies suggest it may help improve symptoms and support remission in people with ulcerative colitis when used alongside conventional treatment.

But does it work? Is it helpful for both types of IBD? And is it safe for children?

Let's look at what the research shows, where the evidence is promising and what parents should know before considering a supplement.

🟠 What is the difference between turmeric and curcumin?

Turmeric is a yellow-orange spice commonly used in cooking, particularly in South Asian cuisine. It comes from the root of the Curcuma longa plant.

Curcumin is one of the active compounds found in turmeric and is thought to contribute to many of its biological effects.

Although the terms are often used interchangeably, they are not quite the same.

• Turmeric: The whole spice, containing curcumin and other naturally occurring compounds.

• Curcumin: A specific compound extracted from turmeric and often concentrated in supplements.

• Curcumin supplements: Products that may contain concentrated curcumin or formulations designed to improve its absorption.

The amount of curcumin in ordinary turmeric is relatively low. Most clinical research into IBD has investigated concentrated curcumin preparations rather than simply adding turmeric to meals.

This means the findings from supplement studies cannot automatically be applied to turmeric used in everyday cooking.

🔬 How might curcumin affect inflammation?

Researchers are interested in curcumin because it appears to influence several biological processes involved in inflammation.

Laboratory and early clinical research suggests that curcumin may:

• Influence inflammatory signalling pathways in the body.

• Help regulate the release of certain inflammatory molecules.

• Provide antioxidant effects that may help limit oxidative stress.

• Influence interactions between the immune system and the intestinal environment.

These mechanisms are relevant to IBD, where an abnormal immune response contributes to ongoing inflammation in the digestive tract.

However, promising laboratory findings do not necessarily translate into effective treatment in humans. The important question is whether curcumin produces measurable improvements in symptoms, intestinal inflammation and remission.

📚 What does the research show for ulcerative colitis?

The evidence for curcumin is most promising in ulcerative colitis.

Several clinical trials have investigated curcumin alongside standard treatment, particularly mesalazine (also called mesalamine or 5-ASA).

A 2025 systematic review and meta-analysis examined 13 placebo-controlled randomised trials of curcumin in IBD. The researchers found evidence suggesting that curcumin may improve clinical response and remission rates in people with ulcerative colitis. However, the studies differed in their formulations, doses and treatment durations, and the results showed considerable variation between trials.

The review also found that curcumin did not demonstrate a clear benefit for clinical or endoscopic remission in Crohn’s disease. Further research is needed to establish its effectiveness and safety. Read the systematic review on PubMed.

The European Crohn’s and Colitis Organisation (ECCO) has also recognised curcumin as a possible additional treatment for selected people with mild to moderate ulcerative colitis, particularly alongside mesalazine. It highlights that the optimal formulation, dose and duration remain uncertain and that medical supervision is important.

This is encouraging, but it does not mean curcumin is a proven treatment for everyone with ulcerative colitis. More research is needed before clear recommendations can be made about which products work best and who is most likely to benefit.

🔎 What about Crohn’s disease?

The evidence for curcumin in Crohn’s disease is much less convincing.

Although curcumin has demonstrated anti-inflammatory effects in laboratory research, clinical trials have not established that it reliably induces or maintains remission in people with Crohn’s disease.

The 2025 systematic review mentioned above found no clear superiority over placebo for clinical or endoscopic remission in Crohn’s disease.

This distinction is important because Crohn’s disease and ulcerative colitis are different conditions. A supplement that shows potential benefits in one does not necessarily work in the other.

At present, curcumin should not be considered an established treatment for Crohn’s disease.

👶 Is there research involving children with IBD?

This is particularly important for parents.

Much of the clinical evidence for curcumin in IBD comes from studies involving adults. There is not enough high-quality evidence to establish whether curcumin supplements are effective or safe for children with Crohn’s disease or ulcerative colitis.

Children have different nutritional requirements and are still growing and developing. A supplement that has been studied in adults cannot automatically be assumed to be appropriate for a child.

There is also no established, evidence-based dose of curcumin for inducing remission in children with IBD.

If you are considering curcumin for your child, discuss it with their gastroenterologist before starting a supplement. Their treating team can help you weigh up the available evidence, potential risks and any possible interactions with their medication.

💊 Can curcumin be taken alongside IBD medication?

Some studies have investigated curcumin as an add-on to conventional treatment rather than as a replacement for medication.

In ulcerative colitis, research has particularly examined curcumin alongside mesalazine or similar 5-ASA medicines.

However, this does not establish that curcumin works with every IBD medication or that it is suitable for every patient.

If your child takes medication such as mesalazine, azathioprine, corticosteroids or biologic therapies, tell their gastroenterologist about any supplements you are considering.

Do not stop, reduce or replace prescribed medication with turmeric or curcumin. If a supplement is being considered, the decision should be made with the treating team.

⚠️ Is curcumin safe?

Curcumin was generally well tolerated in the clinical trials included in the 2025 review, with no significant difference in overall adverse events compared with placebo. However, the studies were relatively small and do not establish that every product is safe for everyone.

Potential concerns include:

• Digestive symptoms: Some people experience nausea, abdominal discomfort or diarrhoea.

• Medication interactions: Curcumin may interact with certain medicines, including medicines that affect blood clotting.

• Liver concerns: Rare cases of liver injury have been associated with turmeric or curcumin supplements, particularly some concentrated or enhanced-absorption formulations.

• Product differences: Supplements can vary considerably in concentration, formulation, purity and quality.

Some products contain piperine, a compound derived from black pepper, to increase curcumin absorption. This can also affect how the body processes certain medicines.

More absorption is not automatically better, especially when the ideal dose and long-term safety for children with IBD have not been established.

If your child develops new symptoms after starting a supplement, stop giving it and seek advice from their healthcare team. Yellowing of the skin or eyes, dark urine or other signs of possible liver injury require prompt medical assessment.

🍛 Is turmeric in food beneficial?

Turmeric can be included in meals as part of a varied diet if your child tolerates it.

Using turmeric in cooking is different from taking a concentrated supplement. The amount of curcumin consumed in food is generally much lower than the amounts used in clinical trials.

There is currently insufficient evidence to say that adding turmeric to meals can induce remission or reliably reduce intestinal inflammation in children with IBD.

However, turmeric can be enjoyed as a culinary ingredient without expecting it to act as a treatment. There is no need to force your child to eat turmeric if they dislike it or find that it worsens their digestive symptoms.

🩺 Can curcumin help induce or maintain remission?

The current evidence can be summarised as follows:

• Ulcerative colitis: Curcumin shows promise as an additional treatment alongside conventional medication, but the best formulation, dose and duration remain uncertain.

• Crohn’s disease: Current clinical evidence does not establish a reliable benefit for inducing or maintaining remission.

• Children with IBD: Evidence is insufficient to recommend curcumin supplements routinely.

• Turmeric in food: It can be part of a balanced diet, but it has not been established as a treatment for active IBD.

It is also important to distinguish symptom improvement from remission. Even if a person feels better after taking a supplement, that does not necessarily mean intestinal inflammation has resolved. Their IBD team may need to assess symptoms, blood tests, faecal calprotectin or other investigations to determine whether the disease is under control.

❤️ What should parents take away from the research?

Curcumin is an interesting area of research, particularly for ulcerative colitis. Some clinical studies suggest it may provide additional benefits when combined with conventional treatment.

However, it is not a cure for IBD, and the evidence does not support using it as a replacement for prescribed medication. There is also insufficient evidence to recommend curcumin supplements routinely for children.

If you are exploring complementary approaches to support your child's health, you do not have to dismiss them outright or try everything that is promoted online. A conversation with your child's gastroenterologist can help you separate promising research from unproven claims and make informed decisions about safety.

📚 Further reading

• European Crohn’s and Colitis Organisation (ECCO) — International clinical guidance and research on IBD.

• Curcumin for the clinical treatment of inflammatory bowel diseases: systematic review and meta-analysis — A review of clinical trial evidence for curcumin in Crohn’s disease and ulcerative colitis.

• The use of curcumin as a complementary therapy in ulcerative colitis — An earlier systematic review of clinical trials investigating curcumin alongside conventional treatment.

This article is for educational purposes only and is not a substitute for medical advice. Always consult your child's healthcare team before introducing a new supplement, particularly if your child takes prescription medication.