Amway has acquired the XS Energy brand, an energy drink line co-founded by former Amway business owner. The deal expands the brand's geographic reach and advances Amway's strategy of connecting with young entrepreneurs. This acquisition links Amway more directly to the growing energy drink segment, which expanded from a $3.8 billion global business in 1999 to a $27.5 billion business in 2013 and is expected to grow annually by 13% until 2018, according to Euromonitor and Research and M...