Article Detail Who invented Vitamin D ? Answer: Edward Mellanby discovered Vitamin D while researching a disease called rickets in 1922 Similar Questions : 1. Who invented Telescope ? Answer: Hans Lippershey of Netherlands in 1608. 2. Who invented Radiocarbon ? Answer: Willard Libby 3. Who invented Television ? Answer: John Logie Baird 4. Who invented Floppy disk ? Answer: IBM in 1970 5. Who invented Chloroform as anaesthetic ? Answer: James Simpson of Britain in 1847. 6. Who invented Neutron ? Answer: JAMES CHADWICK in 1932 7. Who invented Atomic theory ? Answer: Dalton of Britain in 1803. Read more from - Important Inventions