The U.S. Food and Drug Administration recently authorized the marketing of 20 nicotine pouch products under the Zyn brand, including flavors like Wintergreen and the "unflavored" Chill.

In 2020, the F.D.A. banned many of the candy- and fruit-flavored vapes that may have ... Because of the Juul debacle, Zyn flavors in the U.S. are restricted to mint, coffee, cinnamon, and citrus ...