(Arctium lappa)

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Burdock has a long history of use. Animal studies report several benefits of using the herbal preparation. However, there are no clinical studies done in humans so we cannot be sure of these benefits would apply if we were to take this herb.

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Evidence of Benefits(Leaf Rating System)

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leaf logo plant natural remedies herb herbal

Cancer Treatment

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Anti-inflammatory Benefits (Osteoarthritis)

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Hepatitis / Liver Protection

Burdock root is suggested to be a blood cleanser. It can help to protect the liver and kidney and assist in the detoxification process of the body.

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Anecdotal reports suggest apply a solution containing extracts of the roots may be used to treat acne conditions.

Suggested Benefits and Traditional Uses

Topically (On the skin)

Facts and Frequently Asked Questions (FAQ)

What is Burdock?

Burdock root is a plant native to northern Asia, Europe and North America. The root part can be eaten and is safe.

What research studies are done on using burdock root?

Many research studies are done on animals such as rats and dogs. The results are promising in using this herb to treat cancer of the liver, lower blood sugar levels in diabetics and reducing inflammation in the paws of dogs.

One study done in mice showed that it can protect the liver from the toxic effects of an overdose in acetaminophen (Tylenol).

Side Effects, Toxicity and Warnings

What are some common side effects from taking burdock root?

There are some minor side effects reported from using the tea extracts. These include blurred vision, dry mouth, fatigue and slow heart rate.

However, experts believe that these side effects were from contaminated harvest and not from the herb itself.

What are some possible interactions and dangers?

Some animal studies show that this herb may increase bleeding risk.

In theory, because it may show diuretic effects, a person may loose an excessive amount of water and may suffer from mild dehydration.

Dosage & How to Take It

The effective dose to use in human is unknown. Suggested dosages are listed below as suggested by herbalists.

Dried roots:

Take 2 to 6 grams in a decoction boiled for 10 minutes. Drink up to three times daily.

Pills: Take 300 to 500 mg up to three times daily.

Liquid Extract (1:1) - Take 2 to 8 mL up to three times daily.

Tincture (1:10) - Use 8 to 12 mL up to three times daily.

Selected References for Burdock

Updated: March 13, 2010