The U.S. Supreme Court listened to arguments regarding the FDA's handling of banned e-cigarette flavors. Supreme Court hears arguments regarding the banning of vape and e-cigarette flavors Supreme Court justices grappled Monday with arguments about the Food and Drug Administration’s (FDA) regulation of flavored electronic cigarettes — and whether the agency acted unfairly in its decision to bar two companies from marketing their products with flavors the agency deemed were a risk to young people.