Technically, the government determines what qualifies "certified gluten-free", at least in the USA[1]. It probably belongs more in the "when customers care enou

Technically, the government determines what qualifies "certified gluten-free", at least in the USA[1]. It probably belongs more in the "when customers care enough to pass a law" section than the "self-regulation" section. 1: https://en.wikipedia.org/wiki/Food_Allergen_Labeling_and_Consumer_Protection_Act https://en.wikipedia.org/wiki/Food_Allergen_Labeling_and_Con...