A single sample of infant formula has tested positive for trace amounts of the toxic contaminant melamine, the Food and Drug Administration said Tuesday.
Of 77 samples tested, one contained melamine, FDA spokeswoman Judy Leon told CNN. A trace amount is defined as less than 250 parts per billion, she said.
Last month, the FDA set the safety threshold for melamine at 2,500 parts per billion for foods other than infant formula. The agency said it did not have enough data to set a safety threshold for infants. Read full article »