Mushrooms

Agaricus blazei

Also called: agaricus, himematsutake, almond mushroom

A mushroom popular in Japan and Brazil.

Why people take it
Immunity.
What the evidence says
Limited evidence.
How it is usually taken
Usually 1 to 3 g of extract a day.
Be careful
Cases of liver damage reported.
Medicines it can interact with
May lower sugar with diabetes medicines; rare liver injury.

Other mushrooms

Lion's maneChagaTurkey tailShiitake extractMaitakeTremellaMushroom coffeeLingzhi spores

Common questions

What is Agaricus blazei?

A mushroom popular in Japan and Brazil.

Why do people take Agaricus blazei?

Immunity.

Does Agaricus blazei work?

Limited evidence.

How much Agaricus blazei do people take?

Usually 1 to 3 g of extract a day.

Is Agaricus blazei safe?

Cases of liver damage reported.

Does Agaricus blazei interact with medicines?

May lower sugar with diabetes medicines; rare liver injury.

Sources and further reading

Last reviewed 31 October 2026. Written by Satya Babu.

🔎 Search all supplements

For information only, not medical advice. Supplements are not medicines: they are not tested and approved like drugs before they are sold, and they can interact with medicines. Talk to your doctor or pharmacist before you start one, especially if you are pregnant or breastfeeding, take regular medicines, or have kidney, liver or heart disease.