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I don't think he was questioning the health or safety of the additives, I think he was questioning the nutritious list of oranges or the foodstuffs that lack flavor. This would make sense given that humans have evolved to taste and enjoy flavours based upon the nutritiousness of that food.

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Human beings evolved senses to perceive food which will aid in the individual's survival on the plains of the African savannah. There's no reason to believe that food perceived to be flavorful necessarily contains the correct nutrients for us, and (more importantly) contain them in the right amounts. Otherwise if we can all just trust our taste buds then nutritionists would be all out of jobs.

Actually, there is a good reason to believe that natural flavours that taste good to us do so because they're healthy and contain the correct nutrients for us, and our bodies even can know about when we've consumed enough of them.

This book outlines all of that http://www.amazon.ca/Dorito-Effect-Surprising-Truth-Flavor/d...

If you don't want to read the whole book, here's the audio from a program called The Agenda with Steve Paikin with the author of The Dorito Effect. http://podcasts.tvo.org/theagenda/audio/2301343_48k.mp3

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