Oats (Latin scientific name: Avena sativa? L) Gramineae, which is called Bromus and Wild Wheat in Compendium of Materia Medica. Oat is not easy to peel, so it is called skin oat, which is a food with low sugar, high nutrition and high energy. Oats are sweet and flat. Can benefit the spleen, nourish the heart and stop sweating. It has high nutritional value. Can be used for patients with spontaneous sweating due to physical weakness, night sweats or pulmonary tuberculosis. Fried clothes in soup, or "peeling steamed noodles to make cakes." Oats are cold-tolerant, drought-tolerant, adaptable to soil and self-propagating. Oats are rich in dietary fiber, which can promote gastrointestinal peristalsis, facilitate defecation, have low calories, low glycemic index, and reduce blood fat and blood sugar. Oats are also one of the advanced supplements and indispensable dry food in poor areas.

Oatmeal is made of oatmeal rolls, flat, with a diameter similar to that of soybeans and a complete shape. Oats can be shelled and ground into oatmeal with different thicknesses, or softened and flattened to make oatmeal rolls. The instant oatmeal processed by fast food has a sense of fragmentation, but it can still be seen in its original shape. Cooked oats are very sticky, which is brought by the healthy ingredients of β -glucan Its functions of lowering blood fat, lowering blood sugar and increasing satiety are closely related to this viscous substance. Generally speaking, the thicker the same amount of oats is cooked, the better the health care effect.