Quick guide to Phosphorus
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- for healthy bones
- acid base balance in the body
- for metabolism of proteins, carbohydrates, fats and DNA
- energy production and exchange
Absorption and metabolism
Phosphorus is efficiently absorbed.
Deficiency
Symptoms are rare and include weakness, loss of appetite, bone pain, joint stiffness, irritability, numbness, speech disorders, tremor and mental confusion.
Sources
These include meat, wheatgerm, poultry, cheese, milk, canned fish, nuts and cereals.
Daily recommended dietary intakes
- Men - 700 mg
- Women - 700 mg
- Pregnancy (14 to 18) - 1250 mg
- Pregnancy (over 18) - 700 mg
- Lactation (14 to 18) - 1250 mg
Toxic effects of excess intake
High levels of phosphorus can produce calcium deficiency.
Interactions: The functions of calcium, magnesium and phosphorus are closely related, and disturbances in one mineral may affect the other.
Therapeutic uses of supplements
The use of supplements is rare but they have been used to treat bone problems including osteomalacia, osteoporosis and rickets.
Interactions
Phosphorus interacts with calcium and magnesium in body functions.
Cautions
Phosphorus supplements should be avoided in cases of kidney disease, liver disease, heart failure and high blood pressure.