Floradix Tea the finest quality hand sorted herb teas available. Sage tea contains essential oils tannin and bitters. it has many beneficial effects including the relief of inflamation affecting the mouth and mucous membranes of the throat. it can also be used to soothe common gastro intestinal problems and exerts an anti persperant effect particularly in cases of nervous sweating. some people gargle sage tea has a treatment for gingivitis.