There is an interesting article in today's New York Times about DHA (a vegetarian source of omega-3 fatty acid), and whether it should be added to our food. It is already in infant formula. Here is an excerpt from the article.
Magical or Overrated? A Food Additive in a Swirl
by Gary Rivlin
For a long time, the typical American diet contained plenty of omega-3, DHA included. But that was when cattle were not trapped in pens and actually roamed the prairies and grazed on grass, which is a good source of omega-3s, rather than eating feed-lot corn and soy, which are not. Eggs, too, used to be a strong source, but chickens have undergone a similar lifestyle change.
Click here to read to the full article.