Although we’ve spent a lot of time learning about how to limit our exposure to a wide range of toxins, we hadn’t really considered mycotoxins until a number of readers and friends reported that they’d been diagnosed with mold toxicity. Mycotoxins are produced by microfungi, i.e. mold, and can wreak havoc on essentially any system in the body, leading to a confusing malaise of chronic symptoms, from headaches and allergies to autoimmune conditions.

Source: Vitamins & Supplements – Goop