10 Big Benefits of Eating Pistachios

Additionally, if you have a depressed immune system, you'll want to be aware of another important possible drawback. "There are serious considerations when it comes to pistachios: mold, which can cause damage to those with compromised immunity or with autoimmune conditions," says Davar. "Purchasing sustainably grown and organic quality pistachios (ideally fresh and not chemically treated) can mitigate the exposure as much as possible."