Archaeological studies show that oats have been found dating from 2,000 BCE and have been used ever since as a valuable source of human and animal nutrition. The oat (Avena sativa), sometimes called the common oat, is a species of cereal grain grown for its seed, which is known by the same name. Oats have numerous uses in foods; most commonly, they are rolled or crushed into oatmeal, or ground into fine oat flour. Oats are a nutrient-rich food. ** Directions Powder : Mix 1 teaspoon of the herbal powder with water, milk, rice, or soup No Caffeine, No Chemical Additives. No Food Color, No Antiseptic. *Recommended before breakfast and intake 3g daily.