Frederick Banting (1892-1941) died on 21 February 1941 at the age of 49. He was a Canadian scientist who succeeded in isolating the hormone insulin in 1921. Achieving this marked a medical breakthrough and enabled people suffering from diabetes mellitus to survive. Banting was born in Alliston, Ontario on 14 November 1892. He soon developed an interest in medical research and qualified as a doctor in 1916. In 1920, he was appointed professor at the University of Toronto, and it was there that he initiated the work on insulin. Banting and his colleagues, Dr. J.J.R. Macleod and Charles Best, were awarded the Nobel Prize in Physiology or Medicine in 1923. Banting's work had a deep impact on the field of medical research. During his lifetime, he was widely honored, receiving numerous prizes and honors, including Commander of the Order of the British Empire (CBE) in 1934. He will be remembered for his major contribution and his legacy will live on in the medical world.