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850 mgHerbal SupplementFormulated by Michael Tierra L.Ac O.M.DMullein Lung Complex™ is a premier mullein and wild cherry bark compound. It combines the soothing effects of mullein and licorice the tonifying properties of ophiopogon and platycodon and the pungent qualities of elecampane ginger and cinnamon (cassia) all known to support a healthy respiratory system.