Which of these functional food categories saw a 243 percent increase in new products last year?
(NOTE: a functional food is one with added benefits. For example, Vitamin Water, which is basically sugar water with vitamins and minerals tacked on).
a) Bone and joint health
b) Gastrointestinal health
c) Memory boosters
d) Cardiovascular health
Leave your guess in the "comments" section and come back on Sunday for the answer!