Kratom Supplements Linked to Salmonella Outbreak in U.S. The CDC reported According to the report, 11 of those people had taken Kratom. The supplement was the center of controversy a few weeks ago after the U.S. Food and Drug Administration (FDA) discovered it had the same addictive chemicals <br />as opioids. The Drug Enforcement Administration (DEA) is still determining whether to place Kratom in the same class as drugs like LSD and heroin.