Samuel Gee starched foods should be avoided. He forbids rice, sago, fruit and vegetables. Raw meat is recommended as are thin slices of toasted bread. Gee highlights particular success with a child "who was fed upon a quart of the best Dutch mussels daily". However, the child cannot bear this diet for more than one season. The cause of coeliac disease was eventually discovered to be an autoimmune reaction to gliadin, a gluten protein found in wheat, plus Secalin in rye and Hordien in barley. The lining of the small bowel is flattened, which interferes with the absorption of nutrients. Gee would
Gluten-free diet food bearing the claim in its labelling may not contain: Any food product that inherently does not contain gluten may use a gluten-free label where any unavoidable presence of gluten in the food bearing the claim in its labelling is below 20 ppm gluten. Gluten-free diet A gluten-free diet (GFD) is a diet that strictly excludes gluten, a mixture of proteins found in wheat and related grains, including barley, rye, oat, and all their species and hybrids (such as spelt, kamut, and triticale). The inclusion of oats in a gluten-free diet remains controversial, and may depend on the oat cultivar