After a little more Googling around, it looks like there are some studies showing increased cancer rates when people are given antioxidants: http://www.cancer.g

After a little more Googling around, it looks like there are some studies showing increased cancer rates when people are given antioxidants: http://www.cancer.gov/cancertopics/factsheet/prevention/antioxidants#2 http://www.cancer.gov/cancertopics/factsheet/prevention/anti... (And some going the other way, too.)