NUTR 2050 Lecture Notes - Lecture 1: Tryptophan, Niacin, Gluconeogenesis

• School: University of Guelph
• Department: Nutrition
• Course: NUTR 2050
• Professor: Hannah Tait Neufeld

Document Summary

Study of nutrition: an exciting, interdisciplinary area, study of food, nutrients, an other factors (psychological, behavioural, environmental) that interact to impact how our bodies process food and utilize nutrients. Indigenous foods: white corn is common, releases amino acid tryptophan, releases niacin (b3) Toxicity: mostly happens due to supplements - common in vitamin a and d. If eat polar bear liver you will be deficient in vitamin a r ff. Factors that impact nutrient needs: age, body size, gender, genetic traits, growth, illness, lifestyle habits , medications, pregnancy and lactation, increase requirement for elderly for vitamin d to help prevent osteoporosis. World health organization (who: health is a state of complete physical, mental and social well-being and not merely the absence of disease or infirmity . Who expanded definition: the extent to which an individual or group is able to realize aspirations and satisfy needs, and to change or cope with the environment .