Smoke flavor is a growing health problem and one on March 1, 2011, where to shop in the United States closed the DEA received a strict ban on the sale of the drug was officially banned as it was done. Some European countries have banned the sale and purchase of these drugs in the U.S. The impact of this law is brought. It grows when adolescents and young adults, who are these "herbal incense" supposed to take it, and it was as if the popularity of marijuana came.