If Ginseng Radix (Renshen, 人参) is included in harmonizing formulas, its potent strength acts as an intermediary; when external pathogens encounter the righteous qi, they naturally cease contention and retreat. If there were no Ginseng to bear this role, the pathogenic qi would overcome the righteous qi, acting fiercely and unrestrainedly—how could it possibly submit to harmonization? Therefore, the use of Ginseng in harmonizing formulas is merely to leverage it for achieving balance, not with the intention of unilateral tonification. However, those who do not understand believe that in Cold Damage (Shanghan, 伤寒), there is no method of tonification, and that tonifying the pathogen will only make it more blazing,