Oettinger, the German brewer, has announced it is acquiring JoyBrau, a brand of non-alcoholic beer known for its functional benefits. Launched in 2016, JoyBrau is most famous for its high-protein drinks, but also markets a beer with added vitamins and another with caffeine and guarana for energy benefits. “JoyBräu is maximizing well-beering around the globe by leveraging patented technology to make functional nutrition delicious, natural, and joyful for the modern health-conscious …