Herbal Evidence - Combining evidence from clinical trials of herbal medications

Stop relying on anecdotal evidence. Find out if herbal remedies really work based on scientific evidence.

Herbal Evidence compiles published scientific studies investigating herbs for the treatment or prevention of conditions. The site uses meta-analysis to summarise their results empowering patients, healthcare practitioners, researchers and consumers with knowledge on the effectiveness of common herbal remedies.

The site currently contains the results from 205 randomised controlled trials investigating 54 conditions, including anxiety, the common cold and respiratory infections, pain and many more. See the clinical trial evidence for the use of cannabinoids, lavender, echinacea and other herbal remedies.

How it works

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Select from a range of common herbs and conditions

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See the results from the studies visualised in forest plots

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Get a summary of the results from the studies

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Download PDF fact sheets with details of the studies

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Commmon Herbal Uses

Can lavender help relieve pain?

Lavender is commonly used to reduce anxiety, but is there evidence that it can also relieve pain? Read more

4 Evidence-based uses of cannabinoids

Which conditions have cannabis and cannabinoids been scientifically shown to improve?. Read more

Do cannabinoids help to reduce pain?

Cannabis and pharmaceutically derived cannabinoids have been studied for their effects on pain for decades, but do they work as pain remedies? Read more

Echinacea for the common cold

Millions of people around the world use echinacea to treat the common cold. Here is why. Read more

Can lavender relieve anxiety?

Lavender is widely reported to have calming properties, but is its reputation supported by clinical studies? Read more

Does ginseng really boost your energy?

What does the current research tell us about how well ginseng treats fatigue? Read more

Can ginkgo biloba help to treat dementia?

This herb has been used in Chinese medicine for centuries, but can it help us with today’s growing cases of Alzheimer’s disease and dementia? Read more

Do cannabinoids help to relieve nausea due to chemotherapy?

What is the research on the ability of cannabinoids to help suppress chemotherapy-induced nausea and vomiting? Read more