Naturade, Orange, CA, has added Alcohol-Free EXPEC, an all-natural, non-drowsy, herbal, alcohol-free expectorant, to its line of cough and cold remedies. The product contains herbs and Guaifenesin, an all-natural active ingredient derived from the Guaiac tree. Guaifenesin is an expectorant that helps loosen mucus and clear bronchial passages, according to the company. The product is available in Cherry flavor.