For this reason, many new parents turn to cereals like rice, oatmeal, or barley. It was once thought that adding rice cereal to a baby’s bottle at night would help them sleep longer without ...

Barley is a type of cereal grain that contains gluten. Those who avoid gluten will need to avoid barley, including barley flour, pearl barley, and malted barley. Barley grass may be gluten-free.