Ricola Menthol Swiss Herb Drops Ricola Menthol Swiss Herb Drops contain a great tasting mix of 13 herbs to bring you instant soothing & refreshing relief. The blend contains all the goodness of burnet, elder blossom, speedwell, peppermint, sage, marshmallow, thyme, lady's mantle, horehound, plantain, cowslip, yarrow & mallow, grown in the beautiful & tranquil mountains of Switzerland without chemical pesticides, ensuring only the best quality herbs are used.