Nutritional science

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History of nutrition
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Nutritional science (also nutrition science, sometimes short nutrition, dated trophology

nutrients and other substances in food in relation to maintenance, growth, reproduction, health and disease of an organism.[2]

History

Before nutritional science emerged as an independent study disciplines, mainly

carbohydrates, have been the focus components of the study of (human) nutrition since the 19th century. Until the discovery of vitamins and vital substances, the quality of nutrition was measured exclusively by the intake of nutritional energy
.

Ministry of Food
illustrating the Vitamin C content of various foods

The early years of the 20th century were summarized by Kenneth John Carpenter in his Short History of Nutritional Science as "the vitamin era".[3] The first vitamin was isolated and chemically defined in 1926 (thiamine). The isolation of vitamin C followed in 1932 and its effects on health, the protection against scurvy, was scientifically documented for the first time.[4]

At the instigation of the British physiologist John Yudkin at the University of London, the degrees Bachelor of Science and Master of Science in nutritional science were established in the 1950s.[5]

Nutritional science as a separate discipline was institutionalized in Germany in November 1956 when

Justus Liebig University was reopened. Over time, seven other universities with similar institutions followed in Germany.[6]

From the 1950s to 1970s, a focus of nutritional science was on

dietary fat and sugar. From the 1970s to the 1990s, attention was put on diet-related chronic diseases and supplementation.[4]

Distinction

Nutritional science is often combined with food science (nutrition and food science).

Trophology is a term used globally for nutritional science in other languages, in English the term is dated. Today, it is partly still used for the approach of food combining that advocates specific combinations (or advises against certain combinations) of food. Ecotrophology is a branch of nutritional science concerned with everyday practice and elements from household management that is primarily studied in Germany.

Academic studies and education

Nutritional science as a subject is taught at universities around the world. At the beginning of the programs, the basic subjects of biology, chemistry, mathematics and physics are part of the curriculum. Later, a focus is on

nutritional medicine
. Students who are more interested in the economic aspect usually specialize in the field of food economics. Laboratory exercises are also on the curriculum at most universities.

Notable nutritional scientists

  • John Yudkin (1910–1995), who established the first degree in nutritional science in any European university
  • Hans Adalbert Schweigart
    (1900–1972), the creator of the term vital substances
  • Hans Konrad Biesalski (* 1949)
  • Hanni Rützler (* 1962)

Scientific journals

References

  1. ^ trophology. (n.d.) Collins English Dictionary – Complete and Unabridged, 12th Edition 2014. Online: [1] (retrieved 8 March 2021)
  2. ^ "Joint Collection Development Policy: Human Nutrition and Food". US National Library of Medicine, National Institutes of Health. 14 October 2014. Retrieved 13 December 2014.
  3. ^ Kenneth J. Carpenter (1 October 2003): A Short History of Nutritional Science: Part 3 (1912–1944). In: The Journal of Nutrition, Volume 133, Issue 10, October 2003, pp. 3023–3032, doi: https://doi.org/10.1093/jn/133.10.3023
  4. ^ a b Dariush Mozaffarian, Irwin Rosenberg Ricardo Uauy (13 June 2018): History of modern nutrition science—implications for current research, dietary guidelines, and food policy. In: BMJ 2018; 361 doi: https://doi.org/10.1136/bmj.k2392
  5. ^ Davies, Louise (24 July 1995). "Obituary: John Yudkin", The Independent.
  6. ^ Gertrud Rehner (1 June 2007): 50 Jahre Institut für Ernährungswissenschaft in Gießen – Ein Rückblick. In: Der Präsident der Justus-Liebig-Universität Gießen (Hrsg.): Spiegel der Forschung, pp. 26–30 (in German)

External links