By Perrin Braun Coconut oil has elbowed its way onto grocery store shelves across the country, and it is rapidly growing more popular. This trend is a change from the 1990s, when coconut oil fell out of favor because of its high saturated fat content. Now coconut oil manufacturers bill this tropical fat as a healthy alternative to other oils.  Many vegans rely on coconut oil as a sweet vegetable fat, and coconut oil is also a popular fat for anyone who is following a Paleo diet or eating ...