On Dec. 6, the U.S. Food and Drug Administration sent a warning letter to the owners of online hemp, tetrahydrocannabinol and cannabidiol retailer Hemp-xr.com for introducing adulterated foods into interstate commerce. FDA took issue with certain cookies, edibles, gummies and honey containing delta-8 THC and CBD because they “bear or contain an unsafe food additive.” Read on for details about this development and implications for the cannabis and marijuana industries.