Oat is a common cultivated plant, especially in areas where wheat does not grow well. Oat can survive in cold and rainy conditions. 

Oat is used to create flour and flakes. The best-known oat-based food is probably porridge. Oat flour can also be used to bake bread, whereas oat flakes are found in muesli and many biscuits. Nowadays, oat is also used making non-milk dairy products.

Oat is considered a healthy cereal. It contains a lot of important nutrients. 

Celiacs, who cannot eat gluten, can eat pure oat products. Oat does not contain gluten.