and only allows two chemical preservatives in some of their dried fruit products. According to Trader Joe's, "We use nominal amounts of sulfur dioxide, a naturally occurring gas that forms when ...

Sulfites (aka sulfur dioxide, SO2) are natural compounds produced ... Happily, they also serve a utilitarian purpose, acting as a natural preservative to help your wine age like, well, fine ...

Sulfites are chemicals used as preservatives, according to the Cleveland ... most sulfites occur due to the addition of sulfur dioxide during the winemaking process,” says Timothy Buzinski ...