Gluten-free beer example: Sheehan, Evans & Skerritt, 2001). Brewers who produce low gluten beers are required to test every batch for gluten, and record gluten levels in "parts per million" ('ppm'). Although the barley hordein in such tests may not be detected, smaller pieces of these proteins, known as peptides, may remain and be toxic for celiacs. Those involved in gluten-free brewing, and others representing celiacs or those with other conditions that require a gluten-free diet, tend to be concerned that beer brewed using wheat or barley are not appropriate for those with celiacs or dermatitis herpetiformis, although the carefully controlled gluten
Wheat gluten (food) By the 1830s, Western doctors were recommending wheat gluten in diets for diabetics. In the United States, the Seventh-day Adventists promoted the consumption of wheat gluten beginning in the late 19th century. Sanitarium Foods, a company affiliated with John Harvey Kellogg's Battle Creek Sanitarium, advertised wheat gluten in 1882. The word seitan is of Japanese origin and was coined in 1961 by George Ohsawa, a Japanese advocate of the macrobiotic diet, to refer to a wheat gluten product created by Ohsawa's student Kiyoshi Mokutani. In 1962, wheat gluten was sold as seitan in Japan by Marushima Shoyu K.K. It was