Phosphorus

What is phosphorus? It is a macro-mineral essential for bone health, energy metabolism and cellular function.  

Some of the functions of phosphorus in the body include:

  • Builds and maintains bone and teeth health, with 85% stored in bone
  • Supports cell membrane structure and aids in growth and repair of tissues
  • Involved in energy production, nerve signaling and metabolism

 

Symptoms of Too Little Phosphorus (rare):
  • Bone pain
  • Fatigue
  • Muscle weakness
  • Irregular breathing
  • Numbness in extremities
Groups at Risk of Deficiency:
  • Alcoholism
  • Diabetes
  • Starvation
  • Certain medications (some antacids, diuretics, anticancer drugs, and antiviral drugs)
Symptoms of Too Much Phosphorus (usually from supplements):
  • Increased fracture risk
  • Increased risk of heart disease and calcification of arteries
  • Especially risky for those with chronic kidney disease
Just Right (adults):

Recommended 700 milligrams/day

 

Medication Interactions

(consult your doctor)

  • Antacids
  • Laxatives

 

Food Sources:

Animal
  • Meat and Poultry 
  • Fish and Seafood
  • Eggs
  • Dairy Products – need to take care in kidney disease
Plants
  • Legumes
  • Nuts and Seeds
  • Whole Grains
Processed Foods – High Levels of Additives
  • Meats – restrict in kidney disease
  • Cola and Soft Drinks – contains phosphoric acid
  • Fast Food
  • Packaged Baked Goods
  • Cheese Spreads
  • Powered Drinks

Cooking tip:

Prioritize whole, minimally processed foods and cook with whole grains, fresh proteins and legumes instead of relying on processed or packaged foods with phosphate additives.

Reference: Phosphorus – Health Professional Fact Sheet