Barley products are a type of grain that is used to make various food and beverage items. Ales, which is a four letter word, is one of the most popular barley products. Ales are a type of beer that is brewed with malted barley and hops. They are usually fermented with yeast and have a distinct flavor and aroma. Ales are often served in pubs and bars and are a popular choice for many beer drinkers.