Your dog's upset stomach could manifest itself several ways with symptoms ranging from the very subtle (mild sensitivity in the stomach area) to the very obvious (vomiting). (vetinfo.com)
The degree to which one is gluten sensitive can range from mild sensitivity to full blown Celiac Disease (extreme sensitivity). (tastefulapp.com)
Those with mild sensitivities to gluten may have luck eating this ancient grain as berries or ground into flour because it contains a different genome of gluten than modern wheat, and of all wheat varieties (including spelt and emmer, also ancient grains) it has been least modified by selective breeding over the millennia (note: einkorn wheat is not genetically engineered — a completely different process from selective breeding). (farmerdirect.coop)