Why Buy Organic?
Grass-fed cattle have a higher ratio of omega-3 acids, which may reduce the risk of cancer and heart disease. There may also be a lower risk of E. coli transmission thanks to reduced crowding.
Price: $6.59 per lb. for 85%-lean ground beef
Why Buy Conventional?
One word: taste. Grain-fed beef is fattier; that means tastier. Another word: price. Grass-fed beef is simply out of reach for many people.
Price: $4.49 per lb. for 85%-lean ground beef
Verdict: Opt for organic if you can afford it; it's better for you — and much better for the cows.
Source: Food prices from Safeway.com