Err, have you acually read the studies they used to approve? They are not unequivocal, and the final approval of it as a drink additive was thanks to Donald Rum

Err, have you acually read the studies they used to approve? They are not unequivocal, and the final approval of it as a drink additive was thanks to Donald Rumsfeld, who was CEO of Searle at the time and had a hand in selecting Arthur Hull Hayes Jr. to head the FDA.