Natural Medical SolutionsAstragalus is a flowering plant. Its root has been used for a long time in traditional Chinese medicine. It is often sold as a supplement today.
What is astragalus?
Astragalus is a plant root. It is called an adaptogen, which is a natural substance that helps the body handle stress. People use it to try to boost their immune system.
It is also used for many health issues. These include hay fever, asthma, and tiredness. Some people use it on their skin to help wounds heal.
What are the benefits of astragalus?
There is not enough scientific proof to know if astragalus helps any health condition. Researchers have looked at it for many uses, but the results are not clear.
Some studies looked at its use for diabetes and kidney health. These studies were small and had quality problems. We need more research to know if it works.
What are the side effects of astragalus?
We do not have a full safety report on this herb. It may be safe when taken by mouth for up to 4 months. We do not know if it is safe to put on your skin.
The FDA does not approve dietary supplements before they are sold. This means you should be careful. Talk to your doctor before you try it.
Who should not take astragalus?
Some people should avoid this herb. If you have an autoimmune disease, do not use it. It might make your symptoms worse.
We do not know if it is safe for pregnancy or breastfeeding. Animal studies suggest it may be toxic to a fetus. Always talk to your doctor first.
Does astragalus have drug interactions?
Astragalus may interact with medicines that suppress the immune system. If you take any medicine, talk to your doctor before using this herb.
Some herbs and medicines interact in harmful ways. Your doctor can help you decide if it is safe for you to use.
How much astragalus do people take?
There is no standard dose for this herb. Studies have used up to 60 grams per day for 4 months without reports of bad effects. This does not mean that amount is right for you.
Common questions about astragalus
Is astragalus safe to take?
Can I take astragalus if I am pregnant?
Does it help with diabetes?
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Where this information comes from
Written from NCCIH, a public-domain resource from the U.S. National Institutes of Health. Information retrieved 2026-08-21.
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