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2025.05.21

Part2 AMANI(flaxseed) brings out new appeal in beef

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Special Feature: What is Beef Eating for the Future AMANI-NO-MEGUMI Beef

Part2 AMANI(flaxseed) brings out new appeal in beef

Beef is a popular ingredient that appears in a variety of settings, from everyday home cooking to special occasion dinners.
We want people to enjoy beef more deliciously and healthily.

That is why Nichirei Fresh sells AMANI-NO-MEGUMI Beef which is raised with flaxseed-derived ingredients mixed into the feed fed to the cattle.

It took about 10 years of cooperation with many research institutes and producers to create AMANI-NO-MEGUMI Beef .
Why did we focus on flaxseed? What is the appeal of beef raised with flaxseed?
We will explore the secrets.

Please also check Part 1, which introduces the appeal of beef and the origins of the meat culture!

We want to change the image of cattle with the power of flaxseed.

Have you ever heard of "flaxseed"?

Flaxseed is the seed of the flax plant, which produces beautiful blue or purple flowers.
Flaxseed oil, extracted from the seeds, has been attracting attention in recent years for its health benefits.

Nichirei Fresh sells AMANI-NO-MEGUMI Beef raised with such flaxseed-derived ingredients in their feed.

Why did we focus on flaxseed?
We wanted to develop beef that is kind to the earth.

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Nichirei Fresh
Procurement & Production Headquaters
Meat & Poultry Products Division
Premium Products Group
General Manager

Takenori Kondo

Kondo.

Cattle and other ruminants produce methane gas, which has 28 times the greenhouse effect of CO2, during the decomposition and digestion of their food, and is considered one of the causes of global warming. In order to face this issue, we started to dispel the negative image of cattle by using calcium fatty acid derived from flaxseed*, which is expected to suppress methane gas production. So we thought, why not include calcium fatty acid derived from flaxseed in the feed we give to cattle?

*Since flaxseed oil is in liquid form, we react it with calcium salts and processed it into a powder to make it easier for cattle to consume.

So says Kondo, who sells beef and pork raised with calcium fatty acid to supermarkets throughout Japan.

Cattle expel the hydrogen (H) in their stomachs as methane gas (CH4) out of their bodies. We are trying to reduce the emission of this methane gas by including calcium fatty acids from flaxseed oil in the feed we give our cattle.

Beef with improved taste was developed!

In addition, they focused on flaxseed for another major reason.
That is that flaxseed has a role in regulating fatty acid balance.

Fatty acid balance refers to the balance of omega-6 fatty acids: omega-3 fatty acids, which is one of the most important essential fatty acids for the human body. Maintaining an appropriate fatty acid balance in the diet is believed to help maintain good health.

Omega-3 fatty acids must be obtained from a diet that includes fish and seafood such as mackerel, sardines, and saury, flaxseed oil, and perilla oil, but for many people they are more difficult to obtain than omega-6 fatty acids.

For example, a large-scale epidemiological study found that the Inuit, the indigenous people of the Arctic Circle, have a lower mortality rate from cardiovascular disease than the average Danish person because they routinely eat fish rich in omega-3 fatty acids and marine animals that mainly feed on fish. Against this background, omega-3 fatty acids have been attracting attention as an ingredient with high health value.

In 2009, Nichirei Fresh, together with Kyoto University, TAIYO YUSHI Corporation, MIZUHO FARM, and Ibaraki Prefecture, decided to take on the challenge of developing beef with calcium fatty acids in an industry-government-academia collaboration. Nichirei Fresh had previously taken on the challenge of developing pork using flaxseed and knew more about the appeal of flaxseed than anyone else, so they decided to take advantage of the potential that flaxseed held.

Dr. Hirooka of Kyoto University, who helped us analyze data such as fatty acid balance and LCA* assessment of AMANI-NO-MEGUMI Beef, says as follows.

*LCA (Life Cycle Assessment): A method for comprehensively evaluating the environmental impact of a product or service over its entire life cycle, from procurement of raw materials to production, distribution, disposal, and recycling.

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Kyoto University
Graduate School of Agriculture
Laboratory of Animal Husbandry Resources

professor emeritus Hiroyuki Hirooka, Ph.D., Dr. Agric. Sci.

Dr. Hirooka

I have conducted extensive research on all aspects of livestock science, including improving the quality of Wagyu beef and optimizing livestock production. I just love beef. When I was approached by the Livestock Experiment Station, I decided to participate in the project with the hope that the use of calcium fatty acid would make the meat more tender and produce more delicious beef.

First, they decided to conduct a test at MIZUHO FARM in Ibaraki Prefecture, where cattle were actually kept and divided into two groups: those fed flaxseed and those fed the normal diet. Members of Nichirei Fresh met up with Dr. Hirooka and drove to the site in a shared van many times for repeated inspections and meetings.

Dr. Hirooka

I still remember the shock I felt when I first tasted the beef that had been raised with flaxseed-derived ingredients over a period of about eight months. The farmers, our students, and Nichirei Fresh all said, "It's delicious and different from ordinary beef!” I was surprised that it was much less wild smelling and easier to eat than regular beef.

To send out cows that have done a lot of work in the best possible condition

Further research revealed that flaxseed has yet another potential. It also has a positive effect on delivered cows, which are bred for reproduction.

After repeated pregnancies and calvings, the meat of these cows gradually becomes tougher and tougher. Their meat has been processed into minced meat and pet food as "Culled cows " because of reduced milk production and difficulty in conceiving.

The project members decided to ask farmers in Kyushu who were fattening up their delivered cows and try to re-fatten them with flaxseed, thinking, “Can't we produce better quality beef by re-fattening cows that have worked so well, with flaxseed?"

In 2017, in cooperation with the National Agricultural and Food Research Organization, Tohoku University, and dairy cattle fattening farmers in Hokkaido, we started an initiative to re-fatten not only beef cattle but also dairy cattle using flaxseed.

Matsubara, who has been involved in the project to re-fatten delivered cows with flaxseed, says, "The benefits of flaxseed for delivered cows are particularly significant.”

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Nichirei Fresh
Procurement & Production Headquaters
Meat & Poultry Products Division
Premium Products Group
Manager

Kazuki Matsubara, D.V.M. Ph.D., Dr. Veterinary. Sci.

Matsubara

Some of the delivered cow are in poor health due to the high stress on their livers by repeated calving and high milk production. This can lead to ineffective digestion and absorption of nutrients, loss of appetite, and in the worst case, death. We believe that the flaxseed component will have a positive impact on the health of the delivered cow because it provides energy efficiently while reducing the burden on the cows.

Thus, by using flaxseed for re-fattening, producers can use resources more efficiently and farmers can send their precious cows out in better condition. Furthermore, consumers can now enjoy better-tasting beef.

And in order to achieve this delicious taste, Dr. Hirooka says that the way the cattle are raised is also important.

Dr. Hirooka

Over the past decade, I have also been involved in research on animal welfare. Animal welfare is a concept that emphasizes the importance of raising livestock in a comfortable environment without stress. In recent years, we are beginning to see that raising cattle with as little stress as possible may lead to improved growth and beef quality.

AMANI-NO-MEGUMI Beef offers the true taste of beef. We have received comments from farmers that they are happy to be able to feed their cows that have worked so hard with delicious meals until the end of their lives.

“Part 3: Why AMANI-NO-MEGUMI keeps tasting good" will tell you the secret to its delicious taste and the thoughts of the farmers.

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