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What the research says

Many people feel better with homeopathic care. This guide explains what controlled research has found about the remedies themselves, condition by condition, and why the two are not the same thing.

NHMRC 2015: 176 studies reviewed Consultation effects are real Remedies: no reliable effect beyond placebo

Reviewed September 2026 · For information, not diagnosis

A journal and pen beside a cup of herbal tea
On this page How treatments are tested The big reviews Condition by condition Why people feel better What this means for you Find a homeopath Sources

How treatments are tested

When someone takes a treatment and gets better, it is natural to credit the treatment. But people also improve because many illnesses get better on their own, because symptoms that are at their worst (which is when people seek help) tend to ease back towards normal, because expecting to improve and being cared for genuinely changes how we feel, and because other treatments or changes happen at the same time.

A randomised, placebo-controlled trial separates these effects. People are divided by chance into two groups; one receives the real treatment and the other an identical-looking dummy, and neither they nor the researchers know who has which. Everything else is equal, so any difference between the groups is caused by the treatment itself. A systematic review gathers all such trials on a question and weighs them by quality, because small or poorly designed trials are more likely to give misleading, often over-positive, results.

Homeopathic remedies can be tested this way without difficulty: an individualised consultation can be followed by either the chosen remedy or a placebo pill, and several trials have done exactly that.

The big reviews

  • Australia’s National Health and Medical Research Council (2015) assessed 57 systematic reviews covering 176 studies across a wide range of conditions. It concluded there were no health conditions for which there was reliable evidence that homeopathy was effective, and advised that it should not be used for conditions that are chronic, serious or could become serious.
  • A comparison in The Lancet (2005) analysed 110 homeopathy trials alongside matched trials of conventional medicine. After accounting for bias in both, it found weak evidence for any specific effect of homeopathic remedies but strong evidence for the conventional treatments — a result “compatible with the notion that the clinical effects of homoeopathy are placebo effects”.
  • A 2014 meta-analysis by homeopathy researchers of individualised homeopathy found a small effect in pooled results but rated the overall quality of the evidence as low or unclear, and urged caution in interpreting it.

Scientists who support homeopathy argue that some individual trials are positive and that the method suits long-term individualised care better than short trials. That is a fair debate about research design; but positive results have not held up consistently in the larger and better-controlled studies.

Condition by condition

Research findings on homeopathy by condition
ConditionBest available evidenceFinding
AsthmaCochrane review, 2004Not enough evidence to reliably assess any role.
IBSCochrane review, 2019Results uncertain; no firm conclusions possible.
Children’s colds and throat infectionsCochrane review, 2022No consistent benefit over placebo for prevention or recovery.
EczemaSystematic review, 2012Evidence fails to show homeopathy is effective.
Allergic rhinitisSystematic review, 2017Most trials at high risk of bias; possible small effects in a few; no firm conclusions.
MigraineDouble-blind trial, 1997; review, 1999No significant difference from placebo.
Rheumatoid arthritisControlled trial, 2011Consultations helped; the remedies did not.
WartsThree placebo-controlled trials, 1992–2021No significant difference from placebo in any.
AnxietySystematic review, 2006Contradictory, underpowered trials; no firm conclusion.
InsomniaSystematic review, 2010No significant effect shown.
Menopausal hot flushesPreliminary trial, 2005No significant difference in flush severity.
Other conditions on this site—No good-quality controlled trials showing benefit.

Why people feel better

Being listened to

A long consultation, empathy and a clear plan reduce anxiety and improve how people cope. In the rheumatoid arthritis trial this was measurable.

Natural recovery

Colds, sinusitis, back pain, warts and shedding hair all improve on their own over time.

Ups and downs

Eczema, IBS, migraine and hives flare and settle; starting any treatment during a bad spell makes the next good spell look like a response.

Expectation and other changes

Placebo effects are real for pain, itch, sleep and mood; people also often change their diet, rest and routines when they start treatment.

These effects help subjective symptoms. They do not open narrowed airways, restore thyroid hormone, clear a bacterial infection or stop joint erosion — which is why homeopathy should not replace treatments that do.

What this means for you

  • If you value homeopathic care, use it alongside effective treatment, and never stop a prescribed medicine without the prescriber.
  • Avoid homeopathy as the only treatment for anything serious, long-term or potentially serious — asthma, diabetes, thyroid disease, infections, epilepsy, heart disease, cancer, mental illness with risk.
  • Judge progress with something measurable where possible: a peak-flow diary, blood tests, photographs of skin, a headache diary.
  • Be wary of anyone who claims homeopathy cures conditions for which effective treatment exists.
  • Read Using homeopathy safely before you start.

Find a homeopath

If you would like to try homeopathy, see a registered homeopathic doctor (BHMS or MD (Hom)) who will take a full history, knows your other treatment and will tell you when you need a medical specialist. Take your prescriptions and recent test reports with you.

Search all homeopaths → Are you a homeopathic doctor? Create your profile.

Sources

  1. Homeopathy (includes the NHMRC 2015 findings: 57 systematic reviews, 176 studies) — US National Center for Complementary and Integrative Health
  2. Homeopathy (summarises the NHMRC 2015 review and its advice) — Better Health Channel, Victoria State Government
  3. Shang A et al. Are the clinical effects of homoeopathy placebo effects? Comparative study of placebo-controlled trials of homoeopathy and allopathy. Lancet 2005 — PubMed 16125589
  4. Mathie RT et al. Randomised placebo-controlled trials of individualised homeopathic treatment: systematic review and meta-analysis. Systematic Reviews 2014 — PubMed 25480654
  5. Brien S et al. Homeopathy has clinical benefits in rheumatoid arthritis patients that are attributable to the consultation process but not the homeopathic remedy. Rheumatology 2011 — PubMed 21076131
  6. McCarney RW et al. Homeopathy for chronic asthma. Cochrane Database of Systematic Reviews 2004 — PubMed 14973954
  7. Peckham EJ et al. Homeopathy for treatment of irritable bowel syndrome. Cochrane Database of Systematic Reviews 2019 — PubMed 31483486
  8. Hawke K et al. Homeopathic medicinal products for preventing and treating acute respiratory tract infections in children. Cochrane Database of Systematic Reviews 2022 — PubMed 36511520
  9. Ernst E. Homeopathy for eczema: a systematic review of controlled clinical trials. British Journal of Dermatology 2012 — PubMed 22568455
  10. Banerjee K et al. Homeopathy for allergic rhinitis: a systematic review. Journal of Alternative and Complementary Medicine 2017 — PubMed 28437146
  11. Whitmarsh TE et al. Double-blind randomized placebo-controlled study of homoeopathic prophylaxis of migraine. Cephalalgia 1997 — PubMed 9251877
  12. Pilkington K et al. Homeopathy for anxiety and anxiety disorders: a systematic review of the research. Homeopathy 2006 — PubMed 16815519
  13. Cooper KL, Relton C. Homeopathy for insomnia: a systematic review of research evidence. Sleep Medicine Reviews 2010 — PubMed 20223686
  14. Labrecque M et al. Homeopathic treatment of plantar warts. CMAJ 1992 — PubMed 1596811
  15. Jacobs J et al. Homeopathy for menopausal symptoms in breast cancer survivors: a preliminary randomized controlled trial. 2005 — PubMed 15750360

This page is general information, reviewed September 2026. It is not a diagnosis and does not replace a consultation. Do not stop or change a prescribed medicine without talking to the doctor who prescribed it. In an emergency in India call 112 (ambulance 108).