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Home / Minerals And Deficiencies / Molybdenum


Molybdenum (MO) is an essential trace element although its functions are poorly understood.

What are the functions of molybdenum?

These are not fully understood at this stage, but it is thought that molybdenum:

What are the symptoms of a molybdenum deficiency?

Deficiency symptoms include:

Food Sources of molybdenum

The following foods are good sources of molybdenum: buckwheat, canned beans, wheatgerm, liver, wholegrains, offal and eggs.


It is suggested that 50 to 100 mcg per day can be taken as a preventative measure. It can be taken as part of some multivitamin and mineral supplements.

Special notes

Molybdenum is toxic in doses higher than 10 to 15 mg. It can cause gout like symptoms.

A high intake of copper or ferrous sulphate iron can decrease the absorption of molybdenum by the body.

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Bland, J. 1996, Contemporary Nutrition. J & B Associates.

Davies, S. and A. Stewart., 1997, Nutritional Medicine. Pan.

Holden, S., Hudson, K., Tilman, J. & D. Wolf, 2003, The Ultimate Guide to Health from Nature. Asrolog Publication.

Pressman, A. and S. Buff, 2000, The Complete Idiot's Guide to Vitamins and Minerals. (2nd Ed.) Alpha Books.

Soothill, R. 1996, The Choice Guide to Vitamins and Minerals. A Choice Book Publication.

Sullivan, K. 2002, Vitamins and Minerals: A Practical Approach to a Health Diet and Safe Supplementation. Harper Collins.

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