Formulated to help soothe your throat, each Zand Lemon Zinc HerbaLozenge contains an impressive 5 mg of zinc, with soothing menthol and natural lemon oil, which may help support healthy immune function during the cold winter season. These tasty lozenges are also packed with a powerful herbal blend, including eucalyptus leaf, hyssop herb, sage leaf, thyme herb, mullein leaf, peppermint leaf, licorice root, horehound herb and slippery elm bark for immune system support and throat comfort.