title: Chapter Jan Baptist Van Helmont and the Medical-Alchemical Perspectives of Poison
abstract: This chapter discusses Jan Baptist Van Helmont’s (1579-1644) views on poison in light of his medical alchemy. First, it argues that his approach was fundamentally influenced by the theories of ‘universal poison’ and ‘potent poison’ developed by Theophrastus von Hohenheim, called Paracelsus (1493-1541). Paracelsus’s ideas supported Van Helmont’s own views that medical alchemy was the only key to curing all diseases and poisons. At the same time, Van Helmont sought to set these concepts more clear