by Marion Nestle

Currently browsing posts about: China

Sep 26 2008

China awash in melamine? Now it’s zoo animals

So much for “just” pet food.  Now the Shanghai zoo has baby lions and orangutans with melamine-induced kidney stones.  Tainted products have made their way into Japan and Taiwan, and the Europeans are worried that melamine-tainted milk products could be in  candies, toffees, and chocolate.  They will be testing Chinese products containing at least 15% milk.   But what about soy products, I wonder?   Those too are supposed to be high in protein and might be good candidates for adulteration.

And just to reiterate: last year’s pet food scandal showed that while it takes lots of melamine to cause kidney crystals, it takes hardly any to form crystals when cyanuric acid (a by-product of melamine) is present.  The amount of melamine in food for humans, pets, and zoo animals should be nothing but zero.    Food safety officials should test like mad and tighten up policies, and right now!  As for China: it had best get its food safety act together and fast.

Sep 25 2008

How much melamine is harmful?

The European Food Standards Agency has done some calculations.  It says the Tolerable Daily Intake (TDI) is 0.5 milligrams per kilogram (mg/kg) body weight.  This means that for a young child weighing 10 kilograms (22 pounds), it would only take five of those candies mentioned in the previous post to hit the TDI.

But the Agency also says that Chinese infant formula contained as much as 2500 mg of melamine per kg.  Let’s assume that a scoop of formula weighs 10 grams and contains 25 mg melamine.  If a child has several feedings a day, this amount of melamine could easily exceed the TDI and, apparently, did.  And remember: if cyanuric acid is present, kidney crystals can form at even lower doses.

Sep 16 2008

Melamine in Chinese infant formula: the saga continues

My interview with Eating Liberally this week concerns the wake of the pet food recalls that I wrote about in Pet Food Politics: The Chihuahua in the Coal Mine. Some Chihuahua!  Now we have the Chinese infant formula scandal and don’t we wish we had Country-of-Origin Labeling?  It’s been a busy few days on the scandal.  The toll so far is 2 babies dead and 1253 sick, with 340 still in the hospital, and 53 of these are in serious condition.   The Chinese have arrested two brothers who run a milk collection center on suspicion that they added melamine to make the protein content appear higher.  An investigation of dairy producers found 22 to be producing milk contaminated with melamine.  The largest of these dairies is owned in part by Fonterra, a New Zealand company.  Fonterra says it tried to get the formula recalled earlier but the Chinese refused.

September 17: Today, it’s 3 babies dead, 1,300 in the hospital, and 6,244 sick.  They were adding melamine to cover for diluting the milk with water.  Hmm.  Just like we used to do in the early years of the 20th century before passing pure food laws.  Regulation, anyone?

When I was in New Zealand last year at a ministerial agriculture meeting, I heard a lot about how ranchers were giving up on sheep and starting large dairy farms to supply milk to China.  This meant the end of pristine streams and sheep dotting the landscape.

Sep 12 2008

More on Chinese infant formula

The FDA has issued a warning not to buy infant formula made in China (read labels!), since some of it may be in ethnic markets in the U.S. under the “grey” market.  And China is investigating, threatening punishment, and issuing recalls.

Sep 11 2008

Eeks! Melamine in Chinese infant formula

I can hardly believe it but USA Today reports that Chinese infant formula has been found to be contaminated with melamine, the very same toxic ingredient that caused the pet food recalls of 2007.  Melamine-laced pet foods killed cats and dogs.  Who knows what it might do in infant formula.  Melamine is high in nitrogen.  Tests for protein just test for nitrogen and don’t care where it comes from.  Melamine, which is cheap, makes pet foods and infant formulas look like they have a lot of protein, which is expensive.   That would be bad enough but melamine and one of its by-products, cyanuric acid, form crystals that block kidney function.  The fraudulent addition of melamine to pet food is precisely the subject of my book, Pet Food Politics.  It’s subtitle is The Chihuahua in the Coal Mine.  Now you know why. 

May 13 2008

China introduces food labeling!

China, it seems, has never required nutrition labeling on food packages but is now getting around to it–at least on packages made for export. Can’t wait to see what the labels will look like (see previous post).

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May 13 2008

Chinese fast-food photos: source?

Three people, including my son in Los Angeles, sent me these terrific photos yesterday, ostensibly of exotic fast food in Beijing, and offered by G. Pollak. The photos are a great cross-cultural experience. But who is G. Pollak and what’s the story about them?