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Phosphorus

Recommended Daily Intake
700 mg

Food Sources

  • Higher protein foods
  • Meat
  • Fish
  • Poultry
  • Dairy products

    Problems Associated with Deficiencies

  • Symptoms in humans have not been identified

    Functions/Potential Benefits at Recommended Levels

  • Helps build and maintain teeth and bones
  • Essential in muscle and nerve functions and in the release of energy
  • Enhances use of other nutrients
  • Necessary in formation of DNA and cell membranes
  • Helps bring phosphorus levels to normal in people with diabetes, alcoholism, kidney disease, and those who chronically take certain types of antacids that bind phosphorus

    Potential Benefits Under Investigation

  • None reported at this time

    Special Considerations/Possible Adverse Effects with Excess Intake

  • Tolerable Upper Intake Level (UL) is set between 3 - 4 gm/day
  • Excess phosphorus in relation to calcium intake can lower blood calcium levels
  • Those with kidney insufficiency should avoid phosphorus supplementation

    * Information in this chart is not intended to provide a complete review on any topic.
    ** The information in this chart is in reference to healthy adults only, not to children or pregnant and lactating women.

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    Calcium
    Chromium
    Copper
    Iodine
    Iron
    Magnesium
    Manganese
    Molybdenum
    Nickel
    Phosphorus
    Potassium
    Selenium
    Silicon
    Tin
    Vanadium
    Zinc