 Because Dr. D, Denise Foster, is an educated person. She's a PhD, MSN, RN, a CNE. She has practiced professional nursing for over 35 years. So if you're going to have something from the hemp pavement store and you're taking some medication, how will it interact, positively, negatively? Not at all. She knows. The guy at the gas station does, and all these other people, they have no idea. They might come up with an answer, but they don't really know. She does. Do they have all these letters after their name? Of course not.