【How-To】How Long Is Yeast Good For

Breaking down the facts behind 【How-To】How Long Is Yeast Good For—check out what experts are saying.

According to Red Star Yeast, a company that specializes in and produces the product, unopened packages and jars should be stored in a cool, dry place such as a cupboard or pantry. But once opened, the yeast should be refrigerated or frozen in an airtight container.