There are a few reasons why wines contain sulfites. “While small amounts are often created by the yeast, most sulfites occur due to the addition of sulfur dioxide during the winemaking process ...

Chief among them is the fact that canned wine occasionally smelled like rotten ... important factor was the presence of molecular sulfur dioxide (SO 2), a compound commonly used in winemaking ...

The phrase "natural wine" may be confusing to some wine lovers. That is because most regular wine drinkers who pay attention ...