Does Ayurveda Work? What the Evidence Can and Cannot Say
Does Ayurveda work? An honest, intervention-by-intervention look at what trials and reviews found for arthritis, diabetes, cholesterol, blood pressure and more, and where safety concerns sit.
Content last updated . This page has not been medically reviewed.
A fair question with no single answer
Ayurveda is a whole medical system from India. The US National Center for Complementary and Integrative Health (NCCIH) describes it as combining products (mostly from plants, but sometimes animal, metal and mineral), diet, exercise and lifestyle. [1] That is many different things, so "does Ayurveda work?" really means "does this specific herb, formulation, procedure or routine work, for which problem, compared with what?"NCCIH's summary is that few well-designed clinical trials and systematic reviews suggest that Ayurvedic approaches are effective, and that only a small number of trials have been published in Western medical journals. [1] This page shows the findings we could read, one intervention at a time. It is information only, not advice about your health. For background on the tradition itself, see What Is Ayurveda?.
What research found, by use
Labels used: established, promising but limited, mixed, insufficient evidence, no good evidence of benefit, evidence of harm.| Question | What the source found | Label |
|---|---|---|
| Knee osteoarthritis | One 24-week trial of 440 people found two standardized plant formulations equivalent to glucosamine and celecoxib for pain and function, but 28% of participants dropped out and some had raised liver enzymes [2]. A review of 33 trials found large effects beyond placebo for one branded compound preparation, results comparable to glucosamine for Shunti-Guduchi, and no convincing effect for several other treatments [3] | promising but limited |
| Rheumatoid arthritis | A 2005 review of 7 trials found they failed to show convincingly that Ayurvedic medicines work [4]. A 43-person pilot found no significant differences between Ayurveda, methotrexate and both together [5] | insufficient evidence |
| Type 2 diabetes | A Cochrane review of 7 trials (354 people) found some glucose-lowering with certain herbal mixtures, but could not draw definite conclusions [6] | insufficient evidence |
| High cholesterol | A US trial of guggulipid in 103 adults found no improvement and a small rise in LDL cholesterol [7]. A 2021 meta-analysis of other trials reported reductions with three herbs [8] | mixed |
| High blood pressure | A 2025 review of 10 trials (524 people) found no significant drop versus placebo, and very uneven results across trials [9] | mixed to insufficient |
| Memory and attention | A meta-analysis of 9 trials (518 people) of a standardized Bacopa extract found faster attention-related test results [10] | promising but limited |
| Schizophrenia | A Cochrane review found only 3 small short trials (250 people) [11] | insufficient evidence |
Two cautions on reading this table. First, results apply only to the product tested; they do not carry over to similar-sounding products. Second, a trial that finds an Ayurvedic formulation "equivalent" to a medicine still needs the usual checks: size, length, dropouts and safety.
Where Ayurveda and good science meet
A trial of guggul is a useful example. Guggul has long been used in India for cholesterol, and a plausible mechanism had been proposed, yet the US randomized trial did not find the expected benefit. [7] Traditional use is not proof. In the other direction, rigorous trials of classical Ayurvedic treatment are possible: a rheumatoid arthritis pilot built matching placebos for each Ayurvedic dosage form and still allowed individualized treatment. [5][12] Good studies are doable. Many published ones are weak, and the reasons are on Quality of Ayurvedic Clinical Trials.Is it safe?
Safety is a separate question from effectiveness. NCCIH warns that some Ayurvedic preparations may contain lead, mercury or arsenic in toxic amounts. [1] A study of 193 Ayurvedic medicines bought over the internet found about one in five contained detectable lead, mercury or arsenic, in both US-made and Indian-made products. [13] Case reports describe liver or kidney harm and products containing undeclared drugs. [14] Details are on Lead, Mercury and Arsenic in Ayurvedic Products and Ayurvedic Products: Heavy Metals and Product Quality.If you think you or someone else has swallowed something harmful, call 911 in the US, or US Poison Help at 1-800-222-1222; for other countries see Poison Help by Country.
Sensible next steps
NCCIH advises not using Ayurvedic medicine to postpone seeing a conventional health care provider about a medical problem, and talking with your provider before using Ayurvedic products. [1] Never stop a prescribed medicine on your own. For help judging a study you find, see How to Read an Ayurveda Study. For a plain overview of how the two approaches can be combined, see Using Ayurveda Alongside Conventional Care.Frequently asked questions
So does Ayurveda work?
It depends on the specific treatment and the problem. A few formulations have promising trial results, for example in knee osteoarthritis, but most trials are small or weakly designed, so firm conclusions are rare. [1]
Is there a Cochrane review of Ayurveda?
Cochrane has reviewed Ayurvedic treatments for type 2 diabetes and for schizophrenia. Both concluded the evidence was too limited to recommend routine use. [6][11]
Is Ayurveda safe?
Some products are safe in the studies that tested them, but contamination with lead, mercury or arsenic and undeclared drugs has been found in some products. [1][14]
Can Ayurveda replace my medicines?
No source we read supports that. NCCIH advises talking with your conventional provider before using Ayurvedic products and not using them to delay care. [1]
Why do some studies say Ayurveda works and others do not?
Trials test different products in different people with different comparators, and many are small or have a high risk of bias. [15][16]
References
- National Center for Complementary and Integrative Health (NCCIH, US). Ayurvedic Medicine: In Depth. Read 2026-10-22.
- Chopra et al. Ayurvedic medicine ... knee osteoarthritis: a randomized, double-blind, controlled equivalence drug trial. Rheumatology 2013. Abstract read 2026-10-22.
- Kessler et al. Ayurvedic interventions for osteoarthritis: a systematic review and meta-analysis. Rheumatol Int 2015. Abstract read 2026-10-22.
- Park and Ernst. Ayurvedic medicine for rheumatoid arthritis: a systematic review. Semin Arthritis Rheum 2005. Abstract read 2026-10-22.
- Furst et al. Double-blind, randomized, controlled, pilot study comparing classic ayurvedic medicine, methotrexate, and their combination in rheumatoid arthritis. J Clin Rheumatol 2011. Abstract read 2026-10-22.
- Sridharan et al. Ayurvedic treatments for diabetes mellitus. Cochrane Database Syst Rev 2011. Abstract read 2026-10-22.
- Szapary et al. Guggulipid for the treatment of hypercholesterolemia: a randomized controlled trial. JAMA 2003. Abstract read 2026-10-22.
- Gyawali et al. A systematic review and meta-analysis of Ayurvedic herbal preparations for hypercholesterolemia. Medicina 2021. Abstract read 2026-10-22.
- Deshmukh et al. Effectiveness and safety of Ayurvedic intervention in essential hypertension. Front Pharmacol 2025. Abstract read 2026-10-22.
- Kongkeaw et al. Meta-analysis of randomized controlled trials on cognitive effects of Bacopa monnieri extract. J Ethnopharmacol 2014. Abstract read 2026-10-22.
- Agarwal et al. Ayurvedic medicine for schizophrenia. Cochrane Database Syst Rev 2007. Abstract read 2026-10-22.
- Furst et al. Well controlled, double-blind, placebo-controlled trials of classical Ayurvedic treatment are possible in rheumatoid arthritis. Ann Rheum Dis 2011. Abstract read 2026-10-22.
- Saper et al. Lead, mercury, and arsenic in US- and Indian-manufactured Ayurvedic medicines sold via the Internet. JAMA 2008. Abstract read 2026-10-22.
- Paudyal et al. Adverse events with ayurvedic medicines: possible adulteration and some inherent toxicities. Wellcome Open Res 2019. Abstract read 2026-10-22.
- Vallish et al. Nature and mechanism of immune boosting by Ayurvedic medicine: a systematic review of randomized controlled trials. World J Methodol 2022. Abstract read 2026-10-22.
- Systematic review of Ayurvedic interventions in hemiplegia (Pakshaghata) A Systematic Review on Safety and Efficacy of Ayurvedic Interventions in Hemiplegia. J Evid Based Integr Med 2025. Abstract read 2026-10-22.