It is a common breakfast meal. The kind of cereal eaten for breakfast is called breakfast cereal. This is made of grain, and usually eaten with milk in the United States. It is often sweetened with sugar, syrup, or fruit. There are many kinds of cereals. Some names of breakfast cereal include Cheerios, Kellogg's, Cocoa Puffs and various other brands. Most breakfast cereals are made for children, but there are many for adults as well. Some adult cereals are made for diets or other health benefits.