FDNS 4600 1st Edition Lecture 14 Outline of Past Lecture I II III RCT eggs cholesterol body weight university students Policy eggs cholesterol CVD How could we use these research methods to test Outline of Current Lecture I How could we use these research methods to test II How fat is fatty fish III Potential risks IV Maternal fish consumption hair mercury and infant cognition in a U S cohort Current Lecture I II III How could we use these research methods to test a Food and health b Supplements i Herbs ii Recently in the news there has been discussion about how store brand supplements contain ingredients like wheat and barely The chemical analysis would have been used to test these c Additives i GMOs FDA regulates them ii Food colors d Toxins i Pesticides ii Cohort Study look specifically at farmers e Contaminants i Mercury How fat is fatty fish a Fatty fish has around the same amount of fat as lean beef b It has around the same calories as lean beef and slightly less protein then both chicken and lean beef c It is recommended to have fatty fish to consume a notable amount of your daily needs Potential risks These notes represent a detailed interpretation of the professor s lecture GradeBuddy is best used as a supplement to your own notes not as a substitute IV a Pregnant women are not supposed to eat tilefish shark swordfish or king mackerel because of the levels of methylmercury b Fetus is the area of most concern c Lots of studies have looked at the side effects of too much mercury Maternal fish consumption hair mercury and infant cognition in a U S cohort a Not ethical to have pregnant women eat fish that are not supposed to be eaten b The way to conduct this study is through retrospective having the mothers tell them what fish they ate during pregnancy c Another way is a prospective cohort i Recruit women early and monitor what they eat They cannot dictate what is eaten but just observation d Results i The fish was bringing the infant eye vision up but the mercury was bringing it down ii Additional factors are taken into account because they may effect the way the child iii Are the results accurate 1 Expressing data for every one unit of mercury but the women s mercury unit was only around one unit So the way the results are presented are confusing 2 Not many people had high fish and high mercury
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