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.
Many items that usually contain gluten have gluten-free alternatives that are widely available in most grocery stores, and make living gluten-free much easier. Keep in mind, however, that minimally processed fresh foods are a crucial part of a healthy gluten-free diet.any items that usually contain gluten have gluten-free alternatives that are widely available in most grocery stores, and make living gluten-free much easier. Keep in mind, however, that minimally processed fresh foods are a crucial part of a healthy gluten-free diet.