Hey Mr Sunshine

 

                                                                 People And Vitamin D  

Jędrzej Śniadecki (1822)

Recognised the association between sunlight exposure and prevention of rickets.

Sir Edward Mellanby (1919–1921)

Produced rickets experimentally in dogs using a deficient diet and demonstrated the protective effect of cod-liver oil.

 

 

Elmer McCollum (1922)

Distinguished the antirachitic factor from vitamin A and introduced the name vitamin D.

 

 

Harry Steenbock (1924)

Demonstrated that ultraviolet irradiation of foods increased their antirachitic activity. This led to vitamin D food fortification.

 

 

  

Adolf Windaus (1928–1937)

Investigated the chemical structure of vitamin D and its precursors. Awarded the 1928 Nobel Prize in Chemistry for his work on sterols and their relationship to vitamins.

1937: Vitamin D₃ (cholecalciferol) was identified by Windaus and colleagues 

 

 

  

1971–1972

1,25-dihydroxyvitamin D₃ (calcitriol) identified as the biologically active hormonal form.

 

                            

 

                                                                 Timeline Of Vitamin D 

 

 

 

Sunshine And Vitamin D

 

 

 

 

 

 

 Theory To Practice 

 

 

 Current Events

 

World Vitamin D Day 

 

 

 

 

 

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