It may not be as exotic as acai berry or as marketable as dark chocolate and red wine, but we have another entrant into the "superfood" sweepstakes: alpha-carotene. OK, so it's technically a chemical compound, but still ...
Take our quiz about this potent cousin of the better-known beta-carotene.
1. Researchers at the U.S. Centers for Disease Control and Prevention studied medical data on 15,000 subjects from a nutrition survey and found that those with the highest levels of alpha-carotene in their blood were how much less likely to die from all causes over 14 years?
a) 13 percent
b) 22 percent
c) 39 percent
2. Alpha-carotene is part of the carotenoid compound family distinguished by the red, orange and yellow pigments in vegetables and fruit. What does the body do when it ingests alpha-carotene?
a) Converts it into vitamin B12
b) Converts it into vitamin A
c) Converts it to glucose in the bloodstream
NEXT PAGE: Why does alpha-carotene have nutritional bragging rights over beta-carotene?