Thirty-six samples of infant formula with different production dates and various brands were purchased from Isfahan city during 2012.The samples were assayed for the presence and quantity of melamine by ELISA screening method.According to the results, Bedroom Package in any infant formula melamine contamination was observed above the detection limit of the kit (10 µg/L).Therefore, it was concluded that the infant Vintage Paper formula at Isfahan retail is not considered a health hazard from the melamine contamination point of view.