New peptide fragments teach the gut to tolerate food

https://www.news-medical.net/news/20260309/New-peptide-fragments-teach-the-gut-to-tolerate-food.aspx In little moments like when sipping coffee or licking an ice cream cone, it doesn't seem like your body is pulling off a biological miracle. But it is. That cookie is not you-yet when you put it in your mouth, your body is able to tolerate it and process it without any detriment to your health in a process called oral tolerance. How does the human body make that decision between tolerance and rejection?