US food and beverage company PepsiCo has announced the launch of Driftwell, a new relaxation drink that contains l-theanine. According to Beverage Daily, the “enhanced water beverage” went from concept to execution in under a year, and was part of the firm’s internal program “The Next Big Idea”, which uses an online platform for employees to team up and develop new innovations. The non-carbonated drink, designed to help consumers to …