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Botanical

Chaga

Chaga (Inonotus obliquus) is a fungus that grows on birch trees in cold climates and is consumed as tea or in supplements.

Also listed as Inonotus obliquus, Poria obliqua, Polyporus obliquus, Fuscoporia obliqua

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A documented kidney concern

A man developed irreversible kidney failure after five years of chaga powder use; biopsy showed oxalate deposits. A case report cannot estimate how often this happens or establish a safe dose, but it documents a serious potential harm. 1

Possible medicine interactions

Preclinical findings raise concerns about interactions with blood thinners and glucose-lowering drugs; their clinical significance is unknown. 2

For information, not individual medical advice. Ingredient studies do not establish the effectiveness of these products.

Sources

  2. Chaga Mushroom Memorial Sloan Kettering Cancer Center