November 19, 1967 – February 23, 1884 was a Polish scientist who, following the publication of a seminal medical work in 1912, is widely acknowledged as having been among the first to create the notion of vitamins. He emphasized the importance of these "vital amines" (also known as "vitamines") in the treatment of serious illnesses including rickets and pellagra, and his research had a profound impact on a change in scientific perspective.[4] He conducted research in Poland, France, and the United Kingdom for his scientific work. After obtaining US citizenship in 1920, he carried on with his job there. Early life and education The son of a dermatology professional, he was born in Warsaw, Poland. He received his doctorate in chemistry from the University of Bern in 1904, when he was twenty years old. He was employed as a biochemist at the Lister Institute, the University of Berlin, the Wiesbaden Municipal Hospital, and the Pasteur Institute early in his career. Fun...