Infant formula tainted with melamine killed six children in China in 2008 and sickened more than 300,000. Leedham said leather protein was also more likely to show up in milk powder and other processed dairy than in raw milk. "I would have thought that the adulteration, if it happens, would happen in the processing later on," he said. "If it's going to be used as a fraudulent way of increasing protein levels, then the big benefits would be in the food processing downstream and it would be much easier to add hydrolyzed protein to a powder mix than to liquid milk." He also said 6,450 tests in one year didn't seem sufficient for a country China's size. China On Alert For Leather Protein In Milk The right wing wants to get rid of regulations in this country so we could be "More Like China". I just don't get it. China now has the biggest rate of birth defects in the world. It's because of their pollution.