FDNS 2050 Lecture Notes - Lecture 12: Iron-Deficiency Anemia, Magnetic Core, Gastrointestinal Bleeding
4 Oct 2016
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Document Summary
Those for which quantities of 100 mg or less are needed daily microminerals. Ultratrace minerals: used for those whose requirements expressed in micrograms (mcg) Heme-iron: meat (beef), liver, dark chicken, oysters, clams, fish. Nonheme-iron: dried fruits, vegetables, legumes, whole-grains 100% in plant and 20-70% in animal. Adding meat to plant foods increases nonheme iron absorption. Various factors (tannins, phytic acid, oxalic acid, calcium) impair nonheme iron absorption. Leading worldwide risk factor for disability and death est. Main factor in western world is inadequate dietary intake 3-5% of females in us and. Studies and reviews inconsistent, general female athletes , and some adolescent male athletes, may be at risk. One recommendation is to screen female athletes twice a year for hemoglobin/hematocrit tests of iron status may also be recommended. The prevalence of iron deficiency anemia is likely to be higher in athletic populations and groups, especially in younger female athletes than in healthy sedentary individuals.
