Characteristics of Fat-Soluble Vitamins

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  1. Sources
    The fat and oil portion of foods
  2. Absorption
    With fat encased in chylomicrons that enter the lymphatic system before circulating in the bloodstream
  3. Transportation Through the Blood
    Attach to protein carriers because fat is not soluble in watery blood
  4. When Consumed in Excess of Need
    Are stored-primarily in the liver and adipose tissue
  5. Safety of Consuming High Intakes Through Supplements
    Can be toxic; this applies primarily to vitamins A and D; large doses of vitamins E and K are considered relatively nontoxic
  6. Frequency of Intake
    Generally do not have to be consumed daily because the body can retrieve them from storage as needed
Card Set
Characteristics of Fat-Soluble Vitamins
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