Should Foods Be Fortified Even More?

By Janet Raloff, 15:51 PM April 15, 2008

Today, people reach for foods fortified with important vitamins and minerals. Take orange juice. Not too long ago, consumer choice was pretty much limited to fresh or frozen. Now people can get their juice not only with or without pulp, but also with or without extra calcium—and even with or without supplemental vitamin D.

Such arrays of products fill a newly recognized niche in the consumer market, foods that appear to offer extra health benefits.

Alas, such nutrient-supplemented offerings ha...

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