Is Delta 9 THC Legal in the USA? Delta 9 THC is a cannabinoid that is found in both hemp and marijuana. However, the legal status of this substance varies from state to state. Idaho for instance, is the only state in the country that does not ban Delta-9 products https://legaldelta9thc13028.blogoscience.com/23104715/are-you-making-the-most-of-your-delta-9-price-usa