Human Nutrition of the 1900s

Dr. Casmire Funk first to identify 'vitamins' as vital factors in diet

Period: Jan 1, 1912 to Dec 31, 1912

https://en.wikipedia.org/wiki/Casimir_Funk

William Rose discovers the essential amino acids

Period: Jan 1, 1930 to Dec 31, 1939

https://en.wikipedia.org/wiki/William_Cumming_Rose

The water soluble B and C vitamins are identified

Period: Jan 1, 1940 to Dec 31, 1949

Roles of essential nutrients as part of bodily processes were brought to light

Period: Jan 1, 1950 to Dec 31, 1950

Linus Pauling created the term Orthomolecular Nutrition

Period: Jan 1, 1968 to Dec 31, 1968

https://en.wikipedia.org/wiki/Linus_Pauling

The Dietary and Supplement Health and Education Act was approved by Congress

Oct 25, 1994

https://en.wikipedia.org/wiki/Dietary_Supplement_Health_and_Education_Act_of_1994