Rye rye harvesting was a manual task performed with scythes or sickles. The cut rye was often shocked for drying or storage, and the threshing was done by manually beating the seed heads against a floor or other object. Like wheat, barley, and their hybrids and derivatives, rye 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, among others. Nevertheless, some wheat allergy patients can tolerate rye or barley. Ergotism is an illness that can result from eating rye and other grains infected by ergot
Gluten-free, casein-free diet Gluten-free, casein-free diet Gluten-free casein-free diet (GFCF diet), also known as gluten-free dairy-free diet (GFDF diet), is a diet that does not include the proteins gluten (found most often in wheat, barley, and rye), and casein (found most often in milk and dairy products). Despite an absence of scientific evidence, there have been advocates for the use of this diet as a treatment for autism and related conditions. The majority of the available evidence does not support the use of this diet in the treatment of autism. The diet may have a negative effect on bone health, although there is