Whey too much! We know that protein is good for us — it increases fullness, reduces appetite and builds muscle — but does it really need to be packed into every single thing we eat, including junk food? Starbucks recently launched a new menu of protein-boosted beverages , while the makers of Pop-Tarts and Doritos just announced that the protein-fortified versions we never knew we needed are heading to grocery shelves. The powerhouse nutrient is being crammed into every food imaginable, from