Determination of As, Cd, Pb, and Hg in Baby Foods. Heavy metal concentrations depicted by (A) All Ingredient Categories, (B) Grain Products, (C) Fruit Products, and (D) Root Vegetable Products. Individual concentrations are plotted for each ingredient category (A) or subcategory (B-D), with mean concentrations depicted by a black horizontal bar. The Leguminous Vegetable Ingredient Category was not depicted, as all detections (nā=ā9) were between the LOD and LLOQ.