Agaricus

Agaricus is a genus of mushroom and includes the most commonly consumed mushroom &mdash; the button mushroom (A. bisporus). It is native throughout the world.

Cancer and health woo
Various websites, books, and alternative medicine proponents tout the health benefits of mushrooms in general. There are a significant number of studies that look at mushroom extracts and their effect on cancer, and currently no evidence exists that even suggests such curative properties.

High doses of A. bisporus powder were found to be carcinogenic in rats. High doses of raw A. bisporus were also found to be carcinogenic in mice.