M&F Executive editor Zack Zeigler (@zraz) and celebrity trainer Don Saladino (@donsaladino) sit down with special guest Tero Isokauppila (@iamtero), founder of Four Sigmatic, a company specializing in mushroom-based powders, coffees, and other beverages. The three discuss Tero’s background, his company, and the many benefits people have claimed to experience from drinking mushrooms.