Using duckweed to investigate the effectiveness of homeopathy

Duckweed is a small, aquatic plant also known as water lentils. It is extremely sensitive to tiny amounts of impurities. For this reason, it is often used for water quality tests. A scientific study, led by a Swiss research group, showed homeopathic arsenic to be more effective for treating poisoned duckweed than water alone. Full Text: “Effects of Homeopathic Arsenicum Album, Nosode, and Gibberellic Acid Preparations on the Growth Rate of Arsenic-Impaired Duckweed (Lemna gibba L.)” Tim Jäger, Claudia Sch