Each tablet contains: Active Ingredient: Guaifenesin (glycerol guaiacolate) 200 mg • Sodium 10 mg. Inactive Ingredients: Carnauba Wax, Cellulose, Fenugreek Seed 4:1 Extract (trigonella foenum-graecum), Magnesium Stearate, Marshmallow Root 3.5:1 Extract, Modified Cellulose, Modified Cellulose Gum, Mullein Leaf (verbascum thapsus), PABA (para-aminobenzoic acid), Soy Lecithin, Stearic Acid.