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The Nutritional Superiority of Pasture Raised Animals

Posted: 03/29/10 06:57 PM ET

You are what you eat - and the same goes for the animals whose meat, milk and eggs you put in your mouth. We should not only be concerned about what we eat, but what our food eats as well.

Generally speaking, our food animals are not eating what they were naturally meant to eat. As more animals are raised by the thousands and packed into concentrated animal feeding operations (CAFOs), their natural diets of roots and grasses, grubs and bugs has been replaced by a standard factory farm fare of grains, soybeans, King Corn and a sundry array of advanced pharmaceutical products.

But sound science has emerged to demonstrate that eating meat, milk and eggs from grass-fed and pastured animals will provide your body with more health-enhancing, disease fighting materials than industrial-grade CAFO-raised protein.

A new scientific review, a compendium of grass-fed beef benefits just published in Nutrition Journal, concludes that, "Research spanning three decades suggests that grass-only diets can significantly alter the fatty acid composition and improve the overall antioxidant content of beef."

This altered fatty acid composition replaces more of the "bad fats" of grain-fed beef with the "good fats" found in grass-fed protein.

In fact, more and more research is showing that cattle, pigs and poultry raised on their natural pasture and grass-based diets yield meat that is lower in total fat and calories, and food that is higher in good fats like Omega 3's, more concentrated with antioxidants such as vitamins E, C and beta-carotene, and with increased levels of other disease-fighting substances.

A good place to keep up with all the pasture-fed research is at the Eat Wild website run by Jo Robinson, an investigative journalist and New York Times best-selling writer.

"If you eat a typical amount of beef (66.5 pounds a year), switching to lean grass-fed beef will save you 17,733 calories a year," Robinson writes (though how I would go about affording the price difference, I do not know). "If everything else in your diet remains constant, you'll lose about six pounds a year," she adds, so maybe the price is worth it.

Though it has less total fat, grass-fed meat has 2-4 times more of the health-promoting omega-3 fatty acids than CAFO-raised meat.

Pasture-raised animals also produce 3-5 times greater amounts of another good fat called "conjugated lineolic acid (CLA), which Robinsons writes, "may be one of our most potent defenses against cancer:

In laboratory animals, a very small percentage of CLA--a mere 0.1 percent of total calories--greatly reduced tumor growth. There is new evidence that CLA may also reduce cancer risk in humans. In a Finnish study, women who had the highest levels of CLA in their diet, had a 60 percent lower risk of breast cancer than those with the lowest levels. Switching from grain-fed to grass-fed meat and dairy products places women in this lowest risk category.

Researcher Tilak Dhiman from Utah State University estimates that you may be able to lower your risk of cancer simply by eating the following grassfed products each day: one glass of whole milk, one ounce of cheese, and one serving of meat. You would have to eat five times that amount of grain-fed meat and dairy products to get the same level of protection.

Proponents of modern feedlot meats will argue that grain fed meat can provide equal levels of omega-3s, as long as consumers eat fattier cuts of their products. But that means you have to eat more of the bad fats to get more of the good fats, not exactly a win-win situation.

Of course, there are other reasons why you might opt for, say, grass-fed dairy over CAFO-raised milk. I find pastured milk to taste sweeter and more flavorful, but that is not why I buy it. I buy it to support a form of traditional agriculture which, in my view, still respects the animals, the land and the people who live near the dairy.

When writing my recent book, Animal Factory, I was unaware of the nutritional advantages of grass-fed protein until after I finished writing it. But I knew that mega-dairies were replacing small, traditional pasture operations in places like the Yakima Valley of Washington State. And that was enough for me to switch.

As I wrote:

Over time, many more of these "milk factories" began appearing in the dry, wide-open Valley. There was no mistaking these newcomers. The old-fashioned dairies had pastured their cows on emerald fields of green, periodically moving the animals through well-timed rotations of meadows brimming with wild clover, alfalfa, downy ryegrass and other ingredients of a natural bovine buffet. Helen Reddout was not exactly enamored of cows, but she had always delighted at watching mothers and their calves gamboling about the green pastures of their valley home. She figured they were doing whatever it is that cows do, at peace in their world. The pastured animals seemed healthy and robust, walking erect with straight spines and heads held high. To Helen, they seemed happy.

But the new milk factories were nothing like that. Instead, they jammed thousands of manure-smeared animals onto strictly confined tracts of land. Whatever grass that had sprouted in these "feeding pens" was quickly shredded under constant hoof-pounding, leaving behind open stretches of dirt, urine and feces. During the arid summers, dry lots bake and crumble under the blazing sun. Cows and heifers kick up clouds of dust laden with ground feces and pathogens. Sometimes on windy days, the disgusting brown fog grew so thick that drivers flipped on their headlights at noon. The winter was even worse. Rain and melting snow mixed with the crap-filled soil and left a thick coating of muck caked onto the cows' legs, bellies and udders. Helen watched these creatures, penned in by the thousands, and felt they were the very picture of animal misery.

Without access to a single blade of grass, these "new" dairy cows depended entirely on trucks that delivered a mixture of milled grains, ground soybean and fermented cornstalk called "silage." Helen knew enough from her family's dairy days that grain was no substitute for grass, which ruminants can digest and transform into protein

I learned a vital lesson: It's important to know where your food comes from and how it's produced.

Now I have learned another lesson: It's important to know what your food eats, too.

David Kirby is author of the new book Animal Factory: The Looming Threat of Industrial Pig, Dairy and Poultry Farms to Humans and the Environment.

 
 
 
You are what you eat - and the same goes for the animals whose meat, milk and eggs you put in your mouth. We should not only be concerned about what we eat, but what our food eats as well. Generally ...
You are what you eat - and the same goes for the animals whose meat, milk and eggs you put in your mouth. We should not only be concerned about what we eat, but what our food eats as well. Generally ...
 
 
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HUFFPOST SUPER USER
Beth Boyle
12:43 AM on 04/03/2010
My sheep are always on pasture and are never locked up. They are happy and happy animals make better eating.
04:03 PM on 04/01/2010
Time for lesson #3, David: Grass-fed animals are no more your property to eat or otherwise use as you please than grain-fed animals are. Raising animals in a pasture does not somehow make it okay to exploit them ruthlessly and kill them at a young age. If a human mother had her baby taken away and promptly murdered for its flesh, was hooked up to a milking machine and milked every day until her milk gave out, then raped and gotten pregnant again, over and over, until her milk production declined at which point she was also sent to be slaughtered, would you be okay with that? I assume not. If it's not okay to do this to a human, why is it okay to do it to a cow? Just because she's a cow? Is that a good reason?
11:17 PM on 04/01/2010
Cattle like most herd animals, wild and domestic, typically have one or two offspring a year. That is nature.

Have to wonder how you feel about keeping a cat or dog indoors and surgically altering so they don't mess up your house?

Have to wonder about your stance on abortion?

Have to wonder about the fact that of the big 8 food allergies, meat is not one of them?

Have to wonder if you are protesting war and humans killing humans?

Cattle have been part of the human diet for thousands of years. That is what they were bred for, it is their purpose for existing.
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HUFFPOST SUPER USER
pebblesvanpeebles
Americans: Free to do as we are told.
05:21 AM on 04/02/2010
Animals eating other animals is also natural, or have you forgotten that? Just because things aren't humane now doesn't mean that it never was or never could be again.
07:49 PM on 04/08/2010
Yes, everybody knows about those Lions running massive factory farms of gazelle, etc.
08:35 AM on 04/01/2010
I saw an inspiring sight in the Virgin Islands, where farmers are raising a special breed of cattle that is particularly well suited to pasturing.

The soils and topography of the islands are well-suited to grasses and awful for grain. Obviously, any food that isn't produced locally has to be shipped a l-o-n-g way from the mainland. In this case, environmental concerns mesh perfectly with economic factors.

The breeder who created this line of cattle is considered something of a hero by the locals. It was wonderful seeing such an elegant solution.
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HUFFPOST SUPER USER
UltimateLifestyle
03:51 AM on 04/01/2010
Dreaming of the day I have my own house and land so I can keep my own chickens and vegetable garden with fruit trees..... ah, one day.

Lara Jane
Ultimate Lifestyle Project
http://ultimatelifestyleproject.com
08:59 PM on 03/31/2010
So where's the article about the nutritional superiority of pasture raised animals?

All you talked about the the different fatty acid and antioxidant levels in pasture raised vs. corn-fed beef.

There's a LOT more to nutrition than fatty acids and antioxidants, and a LOT more to pasture raised animals than cows.
06:02 PM on 03/31/2010
This is a blatant plug for "Murray's Organic Chicken" this is the best tasting cage free chicken i have ever tasty.
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06:02 PM on 03/31/2010
I have 20 hens who range freely on my pasture. The yolks of their eggs are bright orange and the whites are as fluffy as cotton candy. And the taste is incredible. I'll never by store eggs again.

A happy by-product is that the hens eat almost everything that moves, so the bug population inside my house is down to zero -- no more checking for centipedes in the bed. They even seem to be putting a dent in the invasive coqui frog population.
09:50 PM on 03/31/2010
Good for you. You're right about the chickens. We're the same, plus our hogs, goats, sheep and cows. Took a while to wean them off man made food bits, but now that they're back-to-nature and eating what comes natural, the eggs, milk and meats they provide us with (at slaughter time) is unbelievably safe and delicious.
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HUFFPOST BLOGGER
Matt Osborne
05:13 PM on 03/31/2010
I only buy cage-free organic eggs. Why? Not because they're better for me, which they are; and not because they are less cruel, which they also are.

I buy them because when you feed a chicken the stuff it evolved to eat, the eggs taste SO good.
10:39 PM on 03/31/2010
Matt - I'm glad to see you are willing to go the extra mile for better eggs, but I have bad news. The "cage-free organic" eggs you are shelling out big bucks for were made from organic ingredients, but those were mostly still soy, corn, oats and some seaweed to boost the omega 3's. Yes they're better, but they are not grass fed! I have compared my pasture raised eggs to premium cage free varieties and the pricey store bought ones have pale yolks and only a fraction of the taste. Also, "Free Range" can mean that the chickens have a concrete patio they can go out to, but no grass or bugs - the good stuff! So if it is unfeasible for you to keep your own hens, search out a local farmer or market that sells grass fed eggs - they will probably be cheaper than the premiums in the supermarket, will taste better, and you'll be supporting sustainable farming.
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HUFFPOST BLOGGER
Matt Osborne
12:03 AM on 04/01/2010
I'm aware of the categories, but my eggs come from a farm I've actually visited (I'm also a locavore). These are genuinely free-range chickens -- there's not even a fence. I also named the cow in my freezer and fed it hay.

Maybe I should have made the above comment about lemons. I'm always impressed by how plastic and tasteless the corp-ag ones are at your local Wal-Mart; everything in the store is lemon-flavored or lemon-scented...EXCEPT the lemons. But try a glass of real lemonade made with organic lemons and actual sugar; you will discover that you've never, ever had lemonade before in your life.
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yourmotherwasahamster
Love many, trust few, always paddle your own canoe
05:04 PM on 03/31/2010
I find the pasture-raised chicken that I get from my local organic co-op is tastier and has better texture than the chicken at the local supermarket (Publix) in spite of the fact that the grocery store chicken is injected/soaked/plumped with salt solution to improve flavor (really?) and increase juiciness. I can no longer eat the fried or rotisserie chicken that the Publix deli offers. It's so full of "whatever" that the texture is mushy and the overpowering saltiness is more than I can stand. It's remarkable how your palate can change when you start eating unadulterated food. Also, I was really struck recently when I ate a Nutrigrain bar....it was horrible! Tasted like nothing in nature. It had an overpowering, intense flavor (msg?) that made me understand how people can become accustomed to "hyper-flavored" processed foods. Natural food would seem bland by comparison. It's a shame what the processed foods industry has done to our children's taste buds in the interest of increasing profits.
04:25 PM on 03/31/2010
Shannon Hayes, author of the recently released book, Radical Homemakers, has a helpful website for cooking grassfed meat, because there are differences in technique, if you want to get the most out of it:
http://grassfedcooking.com/

She also has books on the subject, which I look forward to getting. One is The Farmer and the Grill: A Guide to Grilling, Barbecuing, and Spit-firing Grassfed Meat:
http://grassfedcooking.com/book/farmer_grill.html

And the other is Grassfed Cooking With Shannon Hayes:
http://grassfedcooking.com/book/grassfed_gourmet.html

She has a Ph.D. in sustainable agriculture, and raises grassfed meat with her family.
03:41 PM on 03/31/2010
We are part of a CSA that is working to be biodynamic. Cow, chicken, pigs, veggies, we members, etc are all part of the farm in one closed circuit loop in which we all care for each other. We subscribe to the "one bad day" ethic.

People need to recognise that food is not simply a source of energy, but is the building blocks from which our cells quite literally are made from. You really are what you eat.
03:28 PM on 03/31/2010
Support your local farmer/rancher. They can provide beef, goat, eggs, cheese, etc.... that is not filled with the horrors of the large commercial businesses.
03:02 PM on 03/31/2010
You are much more likely to contract a serious food borne illness or disease by consuming meat & raw veggies @ a fast food restaurant. The FDA would have a greater impact on food safety if they would focus on fixing the problems in our food delivery system & ensuring humane treatment of animals rather than focusing on people who consume raw milk, which is a CHOICE usually made by people who have weighed risks & benefits and researched where the milk is coming from.
02:53 PM on 03/31/2010
It boils down to money.

The standard Dairy industry wants to keep things status quo. They don't want competition from raw milk dairies.

The more word gets out about the nutrient rich and healthy raw milk, the worse it makes Dairies look who lock their cattle in and use antibiotics and everything else that goes with it.

Think FDA isn't paid off by people to keep things as they are? Think again!
02:33 PM on 03/31/2010
One problem that hampers the availability of local grass-fed meat is the shortage of slaughterhouses. So many folks have a "not in my back yard" feeling about slaughterhouses that farmers have to travel increasingly long distances to take their animals there. Supporting the establishment of a small slaughter operation in your community would do a lot to help this situation.

Here's an excellent article the NYTimes did on the issue:
www.nytimes.com/2010/03/28/us/28slaughter.html
06:20 PM on 03/31/2010
I heard that there are really only about a dozen slaughterhouses left in the entire United States. Down from literally hundreds just 30 years ago.
08:26 AM on 04/01/2010
I can't provide any numbers, but I do know that the consolidation of small independent slaughterhouses by large corporations is a big part of the problem.

A medium-sized slaughterhouse would provide jobs AND local food in your community. Modern regulations make these places perfectly safe and sanitary. Seems like a no-brainer.