Quaker Oats Hit With New Suit Over Weedkiller Residue

PepsiCo, Inc. and its Quaker Oats Co. unit deceived consumers by failing to disclose that more than a dozen cereals and bars touted as healthful contain traces of the weedkiller glyphosate, a new proposed class suit alleges.

Glyphosate is used as a drying agent for oats and other grains. It is also the active ingredient in Roundup, exposure to which caused a groundskeeper’s non-Hodgkins lymphoma, a blood cancer, a jury recently determined.

The suit in the U.S. District Court for the Central District of California notes a report and update from the Environmental Working Group that found glyphosate residue ...