As promised, Suja Life has relaunched former PepsiCo brand Slice as a functional “healthy” soda with prebiotics and probiotics. Suja enters a gut soda market lead by brands such as Olipop and Poppi and replete with incoming competition. Coca-Cola and PepsiCo also are expected to enter the segment this year. Launched by PepsiCo in 1984 as a fruit flavored soda with 10% juice, Slice was...