Formulated to help calm your throat, each Zand Elderberry Zinc HerbaLozenge contains an impressive 5 mg of zinc, which may help support healthy immune function during the cold winter season. These tasty lozenges are also packed with powerful herbs, including rose hips, hibiscus flower, orange peel, lemon peel, lemongrass, perilla leaf and schizonepeta herb for immune system support and throat comfort.