VitaminsMinerals - Nutrition 10 Vitamins and Minerals...

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Nutrition 10 – Vitamins and Minerals Anna Miller, MS, RD 1 Nutrition 10 Overview of Vitamins and Minerals • There are 13 vitamins and 15 minerals that must be supplied by the diet • They do not provide energy, they are not fuels Nutrition 10 • Severe deficiency is not common in the US. Why? • Borderline deficiency probably is common • Most likely to occur in people who: s Eat mostly fast food / ”junk foods” s Have little variety in their diet s Dieters s Alcoholics s Drug abusers s The elderly Deficiency Nutrition 10 Adding Nutrients Enrichment s The addition of thiamin, riboflavin, niacin, folic acid (folate), and iron in a specific level to refined grains (some white flour and white rice) Fortification s The addition of any nutrient to any food in varying quantities • Fortified milk (vitamin D, sometimes A) • Fortified orange juice (calcium, vit D, maybe others) • Fortified cereals (lots!) • Energy bars, soymilk, water (!) – you name it!
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Nutrition 10 – Vitamins and Minerals Anna Miller, MS, RD 2 Nutrition 10 • “If a little is good, more is better”: NO ! • Vitamins and minerals may be natural but too much can be toxic • Usually from supplements, not from too much healthy food s But….maybe from too much fortified foods Toxicity Nutrition 10 Free Radicals • Unstable, highly reactive atoms or molecules in your body s They form naturally, plus from exposure to radiation, tobacco smoke, toxic s They damage cells, and change DNA s This damage can lead to premature aging, cancer, heart disease and many other health problems Nutrition 10 Antioxidants Protect! • 3 Vitamins s • Compounds made in the body s Coenzyme Q10, Alpha Lipoic Acid and others • Compounds found in food s Some phytochemicals
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This note was uploaded on 04/18/2011 for the course FSHN 185 taught by Professor Segobiano during the Fall '09 term at University of Hawaii, Manoa.

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VitaminsMinerals - Nutrition 10 Vitamins and Minerals...

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