(CNN)-- After first saying that they could not determine a threshold for the safe amount of certain toxic chemicals in infant formula, Food and Drug Administration officials said Friday that trace ...

(CNN)-- Several samples of infant formula have tested positive for trace amounts of the toxic contaminant melamine or a related compound, the Food and Drug Administration said Thursday. Of 77 ...

The maximum amount of melamine allowed in powdered infant formula is 1 mg/kg and the amount of the chemical allowed in other foods and animal feed is 2.5 mg/kg, according to new rulings from the ...