China experienced one of the worst food safety issues of this century in 2008 when six infants died and 300,000 babies became ill from contaminated milk. Melamine was found in milk powder, and it is thought it was added deliberately to help the milk powder pass nutrition tests.
USP sets standards for medicine, food and dietary supplements and has presented their data to the Federal Trade Commission. The USP first unveiled their database in the Journal of Food Science in April last year. The findings showed that milk, vegetable oils and spices had the highest frequency of documented cases of food fraud.