Dolomite

Common names: Dolomite also is known as dolomitic limestone.

Efficacy-safety rating:

ÒÒ...Ethno or other evidence of efficacy.

Safety rating:

...Little exposure or very minor concerns.

What is Dolomite?

Dolomite is a form of limestone, rich in approximately equal parts of magnesium carbonate and calcium carbonate. It is found widely throughout the world. Dolomitic limestone contains about five times as much magnesium and five eighths as much calcium as ordinary limestone. Dolomite also contains small amounts of chlorine, phosphorus, and potassium, in addition to more than 20 other trace elements.

What is it used for?

Nutritional

Dolomite long has been used as a source of calcium and magnesium for animal feeds. Dolomite now is available in a number of dosage forms including tablets and chewable wafers, to be taken as dietary supplements. In animal models, minerals from dolomite are well absorbed. Research reveals no animal or clinical data regarding the use of dolomite as a magnesium and calcium supplement.

What is the recommended dosage?

There are no recent clinical studies of dolomite to provide a basis for dosage recommendations.

How safe is it?

Contraindications

Contraindications have not yet been identified.

Pregnancy/nursing

Information regarding safety and efficacy in pregnancy and lactation is lacking.

Interactions

None well documented.

Side Effects

The use of pure dolomite supplements has not been associated with toxicity.

Toxicities

Products contaminated with heavy metals are considered hazardous.

References

  1. Dolomite. Review of Natural Products. factsandcomparisons4.0 [online]. 2005. Available from Wolters Kluwer Health, Inc. Accessed April 16, 2007.

Copyright © 2009 Wolters Kluwer Health

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