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Foundations of Nutrition

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  1. Welcome to Foundations of Nutrition
    51 Topics
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    1 Quiz

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Lesson 1, Topic 24
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Exogenous Factors Impacting on Nutrition cont’d 10

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  • Food preparation techniques: the way food is prepared affects its nutritional content.
  • Many vitamins are unstable in the presence of light, heat or oxygen and will be destroyed during the cooking process.
  • Vegetables are best eaten raw or lightly steamed or stir-fried to prevent nutrient losses. They should also be eaten as fresh as possible.
  • Heating polyunsaturated oils at high temperatures creates toxic free radicals that can damage body tissues.