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Energy Metabolism, Toxicity = Blue, Deficiency = Red, Food Sources = Green…

- - - - present in most foods in one of 2 forms
        
        biocytin
        
        usually bound to a protein
        
        free biotin
    - - No cases
  - - - eggs, poultry mushrooms, avocados
        meat, liver, milk and milk products
      - mushrooms, avocados, many vegetables, legumes
    - - No cases
    - - very rare, seen in alcoholic
  - - - milk & milk products
      - enriched grains and products
  - - - beef liver & chicken
      - enriched grains and products
  - - - No cases
  - - - pork
      - enriched grains and products
- - - - Role
      - Deficiency
      - Toxicity
      - Food Sources
    - - Role
      - Food Sources
      - Toxicity
      - Deficiency
    - - Role
        
        integral component of triiodothyronine T3 and thyroxine T4
        
        Selenium required T4 -> T3
        
        remember, thyroid hormones increase metabolism
        
        prevent production of a GOITER (an enlarged thyroid gland)
      - Deficiency
        
        Weight gain
        
        from reduced levels of T3 & T4
        
        Cretinism
        
        severe Iodide deficiency during the early months of pregnancy causes irreversible mental & physical
        disabilities in the baby that is often born mute, deaf and/or blind
        
        Goiter
      - Food Sources
      - Toxicity
  - - - Role
      - Deficiency
      - Toxicity
      - Food Sources