Diageo needs its leading stout beer Guinness to keep growing fast and is pushing a zero alcohol alternative. Guinness has ...

Diageo's Guinness stout faces challenges with price hikes turning away UK customers, enabling rivals like Heineken's Murphy's to gain market share. Despite being the leading stout, competition ...

But years of double-digit growth for Guinness have caught the eye of rivals, including the world's top beer maker ...