According to DrLWilson.com, some of the most important nutrients include:??? B vitamins, especially B6 and B12??? Calcium??? Choline??? Chromium??? Iodine??? Magnesium??? Omega-3 fatty acids??? Selenium??? Thiamine??? Vitamin D??? ZincThese nutrients are in a wide range of foods, all of which may not be digested properly because of intestinal damage caused by eating gluten.