A federal district judge in California has denied General Mill’s motion to dismiss a proposed class action that alleges the term “100% Natural” on its Nature Valley products is deceptive and misleading because they contain genetically modified organisms and other synthetic ingredients.

Without ruling on the issues of class certification, Judge William Orrick of the U.S. District Court for the Northern District of California ordered on March 26 that the lawsuit brought by plaintiff Gabriel Rojas, as amended in 2013, be allowed to proceed. Read the judge’s order here.