All About Minerals

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Why boron is good for you

Boron is a trace mineral that has a remarkable effect on the bones - it prevents bone loss and demineralisation. Boron is associated with the metabolism of calcium and magnesium, so is essential for healthy bones and joints. Boron is also for women suffering from postmenopausal osteoporosis. Boron is essential for the utilization of vitamin D, which enhances the absorption of calcium.


Important boron facts


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Groups at risk of boron deficiency

Most people get enough boron from the foods they eat, but some people may be at risk of boron deficiency:

People in these groups at risk of deficiency who wish to take a boron supplement should talk to a medical professional BEFORE taking it.


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Symptoms of boron deficiency

Boron deficiency cases symptoms similar to osteoporosis (calcium loss and bone demineralisation):

  • weak bones prone to breaking
  • decreased blood levels of calcium
  • increased urinary excretion of calcium and magnesium

Boron deficiency also causes decreased blood levels of eostrogen and testosterone, both of which are associated with calcium loss and bone demineralisation.


Boron and health

People who wish to take a boron supplement should talk to a medical professional BEFORE taking it.



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Boron in food

Boron is found predominantly in:

There is little boron in meat and fish.

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Boron recommended daily intake (RDI)

RDA lifestage age amount
  INFANTS 0-12mths not known **
  CHILDREN 1-8yrs not known **
  CHILDREN 9-18yrs not known **
  ADULTS 19-50yrs 2-3mg
  SENIORS 51+yrs
  PREGNANT all ages not known **
  LACTATING all ages not known **
TOLERABLE UPPER LIMIT lifestage age amounT
  INFANTS 0-12mths not known *
  CHILDREN 1-3yrs
  CHILDREN 9-13yrs
  ADULTS 19-50yrs 20mg
  SENIORS 51+yrs
  PREGNANT <18yrs
  LACTATING <18yrs

The tolerable upper limits should only be taken for short periods and only under medical supervision.

** Boron does not have an established recommended daily intake for for babies, children and pregnant / lactating women and these groups of people should not take it in supplement form.

* There is no known or established upper limit of boron for infants between the ages of 0-12 months, who should obtain adequate levels of boron from either their mother's breast milk or from baby formula.


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Boron works best with


Overdosage, toxicity and cautions for boron

Boron is very safe in the dosages recommended, but it can be extremely toxic in high doses (18-20g) which can lead to death. Do not exceed recommended dosage.

Overdosage/Toxicity Symptoms

Circulatory collapse and shock, leading to death will occur at exceedingly high doses (18-20g) - this can usually only happen with high supplemental dosage.


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Last reviewed: 1 January 2010 || Last updated: 1 January 2010




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NOTE: Mega doses of vitamins, minerals, amino acids, or other supplements cannot cure illnesses and in fact can be very dangerous and produce toxic side effects and interfere with medicine you are taking. Always ensure you consult your doctor before taking any type of nutrient supplement.
Disclaimer: This guide is not intended to be used for diagnostic or prescriptive purposes. For any treatment or diagnosis of illness, please see your doctor.