Nutritional Chemistry

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Nutritional Chemistry
Dietary Minerals
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Dietary Minerals

• Minerals are increasingly recognized as being
  important in both the short and long term health
  of people.
• Dietary Minerals are divided into two classes
• Major minerals
• Trace minerals

? The difference between the two classes are
the amount of the mineral one needs to consume
daily.
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Dietary Minerals

• Major Minerals
• Calcium
• Sodium
• Potassium
• Chlorine
• Magnesium
• Phosphorous
• Sulfur

• Trace Minerals
• Iron
• Chromium
• Zinc
• Selenium
• Cobalt
• Copper
• Nickel

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Calcium

• Calcium is a metallic element and is found
  naturally in the Earths crust in the
  abundance of 3

• It is Never found naturally in an uncombined
  state!!

• 99 percent of the calcium in the body is found
  in the bones

• 1 percent found in the blood and soft tissues
  (muscle and nerves)

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Functions of Calcium in the Body

• Essential for bone mass and proper structural
  support of the body
• Essential for proper blood clotting
• Necessary for transmission of nerve impulses
• Needed for Muscle contraction
• Essential to control metabolic reactions in all
  cells

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Sources of Calcium
The best sources of calcium are milk and other
dairy products.
Examples milks, cheeses, yogurt
The second largest source of calcium is
found in leafy green vegetables.
Examples spinach, kale, mustard greens
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Average Calcium Content of Selected Foods
Food Serving Size
Calcium/Serving
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Recommended Daily Calcium Intake
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Calcium Deficiency

• When the body does not receive enough calcium, it
  will take the necessary calcium directly from the
  bones.
• If this process continues over time, the bones
  will become depleted of calcium producing the
  condition of Osteoporosis
• Osteoporosis is literally translated to mean
  porous bones

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Bone Density Comparison
Healthy Bone
Bone with Osteoporosis