St. Francis Deep Immune - This combination acts to support healthy immune function. Its ingredients - astragalus, codonopsis, atractylodes, eleuthero, reishi mushroom, ligustrum, schisandra, white atractylodes and licorice – are all considered qi tonic herbs in traditional Chinese medicine (TCM) and have thousands of years of traditional use behind them. Modern clinical and laboratory work has confirmed that they are especially effective for immune problems.