Barley and their hybrids and derivatives, barley contains gluten, which makes it an unsuitable grain for consumption by people with gluten-related disorders, such as celiac disease, non-celiac gluten sensitivity and wheat allergy sufferers, among others. Nevertheless, some wheat allergy patients can tolerate barley or rye. Barley is a key ingredient in beer and whisky production. Two-row barley is traditionally used in German and English beers. Six-row barley was traditionally used in US beers, but both varieties are in common usage now. Distilled from green beer, whiskey has been made primarily from barley in Ireland and Scotland, while other countries have used
Wheat gluten (food) imported to the West in 1969 by the American company Erewhon. Wheat gluten is also called seitan (, ; Japanese: セイタン), mianjin (Chinese: 麵筋), milgogi(Korean: 밀고기), wheat meat, gluten meat, or simply gluten. Wheat gluten, called "miàn jīn" in Chinese (traditional: , simplified: , literally "dough tendon"; also spelled "mien chin" or "mien ching") is believed to have originated in ancient China, as a meat substitute for adherents of Buddhism, particularly some Mahayana Buddhist monks, who are strict vegetarians (see Buddhist cuisine). One story attributes the invention of imitation meat to chefs who made it for Chinese emperors who, traditionally,