Reviewed by Emily Henderson, B.Sc. Feb 27 2023 A research team at the University of the Basque Country (UPV/EHU) has spent 9 years monitoring gluten-free products to analyze whether they are nutritionally deficient. The UPV/EHU’s Gluten 3S group is accredited for granting the gluten-free seal to producers. Over the past nine years, the group has...