Thuja's main action is due to its stimulating volatile oil. In bronchial catarrh Thuja combines expectoration with a systemic stimulation beneficial if there is also heart weakness. Thuja has a specific reflex action on the uterus and may help in delayed menstruation
By overwhelming requests, I present seven classic and common herbs traditionally used to fortify and assist our immune system to deal with viral and microbic infections. Please Note: There is no evidence currently these herbs are effective against CoVid-19.