Scientists from the Kingdom of Prussia

Nathan Zuntz (6 October 1847, in Bonn – 22 March 1920, in Berlin) was a German physiologist born in Bonn. He was a pioneer of modern altitude physiology and aviation medicine.

Hans Horst Meyer (17 March 1853 – 6 October 1939) was a German pharmacologist. He studied medicine and did research in pharmacology. The Meyer-Overton hypothesis on the mode of action on general anaesthetics is partially named after him. He also discovered the importance of glucuronic acid as a reaction partner for drugs, and the mode of action of tetanus toxin on the body.

Franz Karl Achard (28 April 1753 – 20 April 1821) was a German (Prussian) chemist, geoscientist, physicist, and biologist. His principal discovery was the production of sugar from sugar beets.