Garlic is one of these mysterious foods that has been used therapeutically for millennia. It contains multiple antioxidant compounds that, among other things, subdue the common cold like a Brazilian jujitsu black belt. A large twelve-week study found that garlic supplementation reduced the number of colds by 63 percent versus placebo. That is awesome by itself, but even better when you consider the average length of cold symptoms for those who were sick was also reduced, from 5 days to just 1.5 days in the group taking garlic. Another study backed up those results and found that a high dose of
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