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NUTR 1010 (10)
Lecture 2

NUTR 1010 Lecture 2: Vitamin A and E

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NUTR 1010
Andrea Buchholz

Wednesday, March 16, 2016 Vitamin A and E Vitamin A Deficiency - Vitamin A deficiency is a threat to the health, sight, and lives of millions of children around the word - Can be caused by insufficient intake of vitamin A, fat, protein and zinc If You Dont Get Enough Vitamin A - Night blindness - Xerophtalmia — Greek word for dry eyes - Blindness - Poor growth - Vitamin A deficiency kills hundreds of thousands of children every year in lower resource countries What if you eat too much Vitamin A? - Loss of appetite - Blurred vision - Pain, nausea - Liver and other organ damage - could cause death - Birth defects in pregnant women - Preformed vitamin A can be toxic if taken in high amounts - Medications made from Vitamin A can cause serious side effects - Its possible to overdose from 10X the RDA alone 1 Wednesday, March 16, 2016 - UL is 2000 RAE (3,000 micrograms of preformed vitamin A) Too Much Beta Carotene? - Hyperocarotenemia Vitamin E - A fot soluble vitamin - you absorb it better when you eat it with fat - its absorbed in the intestines - Transport in the blood via lipoproteins - your body stores E vitamin tissues - Also called tocopherol - Alpha- tocopherol: the form of vitamin E absorbed by the human body - Has antioxida
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