Nitrogen is a chemical element with symbol N and atomic number 7. It was first discovered and isolated by Scottish physician Daniel Rutherford in 1772.
âA gluten-free diet is a diet that does not include gluten, a protein found in wheat, rye, and barley,â says Tricia Thompson, RD, a dietitian based in Manchester, Mass., who focuses on developing gluten-free eating programs for people with celiac disease.
A gluten-free diet should be mainly based on naturally gluten-free foods with a good balance of micro and macro nutrients: meat, fish, eggs, legumes, nuts, fruits, vegetables, potatoes, rice, and maize are all appropriate.