barley side effects and cautions
Side Effects, Risk Factors of, and Cautions for Barley. 1  It may cause Asthma. Overconsumption may cause Stomach Irritation. 2  Barley is a cereal plant. It is an annual. 3  Barley is used to invigorate the function of the spleen, to regulate the function of the stomach and to promote the flow of milk.