Starbucks Bets Big on Protein Cold Foam, Protein Lattes Hitting Menus This Month: 'Growing Consumer Demand' Starbucks announced on Tuesday that the coffee giant is “all in” on protein. Previous Article Baby Boomers Over 75 Are Getting Richer, Causing a 'Massive' Wealth Divide, According to a New Report Next Article Your Startup Seems On Track — But An Invisible Growth Blocker Says Otherwise