Coffee is so 20th century. We now have natural caffeine sources like yerba mate, adaptogens for stress relief and an energy boost if that's what ails ye, mushrooms for endurance and performance, and CBD for serenity and balance. It's a whole new way of looking at energy enhancement. Take a tour of the Natural Products Expo East 2016 show floor with New Hope supplements editor Todd Runestad to see what's trending.