This product is best for colds that are of a Heated, Damp nature. Fennel (Foeniculum vulgare) helps to expel mucus, and is useful for chronic coughs. Licorice root (Glycyrrhiza uralensis) acts as an expectorant and a harmonizer. Wild cherry bark (Prunus virginiana) calms the respiratory nerves, allays cough and asthma, and is useful for most kinds of coughs. Ginger root (Zingiber officinale) enhances the effectiveness of the other herbs. Cinnamon bark (Cinnamomum cassia) is useful for coughing and wheezing. Anise seed (Pimpinella anisum) is useful for breaking up mucus. Lobelia (Lobelia inflata) is an expectorant and antispasmodic for asthma, bronchitis, and upper respiratory complaints. It is also known to help the body better accept and utilize the major ingredients of the formula. Honey (Mel, Apis melifera) coats the throat and keeps the herbs in contact with the irritated areas. Glycerin is used for itsí sweet taste and preservative properties. Ascorbic acid used for preservative properties.