Most popular

Astragalus (huangqi)

Also called: huangqi, astragalus membranaceus

The root of Astragalus membranaceus, used in traditional Chinese medicine, often with other herbs.

Why people take it
Immunity, fatigue and as a general tonic.
What the evidence says
There is very little high-quality research in people, so it is not known whether it helps.
Be careful
May interact with medicines that suppress the immune system. Talk to a doctor if you have an autoimmune disease or take regular medicines.

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Common questions

What is Astragalus?

The root of Astragalus membranaceus, used in traditional Chinese medicine, often with other herbs.

Why do people take Astragalus?

Immunity, fatigue and as a general tonic.

Does Astragalus work?

There is very little high-quality research in people, so it is not known whether it helps.

Is Astragalus safe?

May interact with medicines that suppress the immune system. Talk to a doctor if you have an autoimmune disease or take regular medicines.

Sources and further reading

NCCIH: astragalus

Last reviewed 31 October 2026. Written by Satya Babu.

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