Think of a low day at work and then the magic that one bite of dark chocolate that transformed your mood! Actually, the joy that we experience after having chocolate is real and science has proved it time and again. As we tried to trace the origin of this magical therapy, we got to know that chocolate was first introduced in the global market in Europe in the year 1550. And before that, it was restricted to the natives of Mexico and parts of Central and South America. Thanks to chefs and chocolate experts, today we are blessed with enough varieties ranging from dark, brown and white. But, the question is, what’s the difference between them? Are they all the same? Let’s solve the puzzle.