Molybdenum

mineral

Molybdenum is an essential trace mineral that the body needs in small amounts. It acts as a cofactor for four enzymes: sulfite oxidase, xanthine oxidase, aldehyde oxidase, and mitochondrial amidoxime-reducing component (mARC). These enzymes help break down substances involved in metabolism and detoxification. Sulfite oxidase processes sulfur-containing amino acids by converting potentially toxic sulfites into sulfates that the body can excrete. Xanthine oxidase breaks down purines into uric acid. Aldehyde oxidase helps detoxify aldehydes, including those derived from alcohol and certain medications, while mARC also contributes to the detoxification of various compounds. Adequate molybdenum intake supports these detoxification pathways and sulfur metabolism. Deficiency is rare in healthy people who eat a balanced diet, but certain genetic conditions or prolonged specialized nutritional support can lead to problems with neurological function and sulfite processing.

Natural sources
Legumes (beans, lentils, peas)Grains (oats, wheat)NutsLeafy green vegetablesMilkLiver

Ingredient forms

No public comparison lists found.

Timing & Intake
AnytimeWith food
This mineral is generally well-tolerated and can be taken with food to support absorption and minimize the chance of stomach upset.
Daily Intake
RDA (Men)45 mcg
RDA (Women)45 mcg
RDI45 mcg
Optimal Dosage
Minimum75 mcg
Maximum300 mcg
Safety & Toxicity
Upper Limit (UL)2000 mcg
Toxicity Threshold5000 mcg
Toxicity EffectGout-like symptoms, kidney damage
3 safety notes
  • Individuals with pre-existing copper deficiency should exercise caution with molybdenum supplementation, as high intake can exacerbate the deficiency.
  • Consult a healthcare professional before use if pregnant, nursing, or have a pre-existing medical condition, particularly a history of gout or copper imbalance.
  • Avoid exceeding recommended dosages.
Goals
Detoxification
Impact
Highest effect
Typical dose:50–200 mcg

Molybdenum is crucial for the final step in metabolizing sulfur-containing amino acids. A deficiency can lead to an accumulation of toxic sulfites, causing neurological issues and other sensitivities. This makes it a key player in a specific but important detoxification pathway.

Focuses on
Sulfite metabolismEnzyme cofactorSulfur amino acid metabolism
Most relevant for
Individuals seeking to support the natural enzymatic pathways involved in processing sulfites.

Potential benefits

  • Sulfite Breakdown Support.Unconfirmed. Molybdenum serves as a cofactor for sulfite oxidase, an enzyme required to metabolize sulfites; however, no supplied research confirms that supplements improve detoxification in humans.

Limitations

  • Lack of Clinical Evidence.The provided research does not evaluate molybdenum supplements for detoxification and provides no evidence of improved toxin removal.
  • Industrial Context.Data is limited to environmental exposure in industrial regions, which may not apply to the use of dietary supplements in the general population.
  • Potential Toxicity.Research indicates that higher levels of molybdenum exposure are associated with markers of decreased kidney, liver, and lung health.
Things to consider

Excessive molybdenum exposure has been linked to kidney health risks and changes in liver function indicators.

Study evidence

1 study

The supplied evidence does not show that Molybdenum supplements improve detoxification. It instead links higher environmental exposure with poorer kidney health in an industrial-region population, an observational finding that cannot establish either supplement benefits or the effects of ordinary dietary intake.

View goal

Studies

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Sources

Up to five highest-ranked published examples per goal. Study counts and charts include all published studies for the connection.

  1. Human molybdenum exposure risk in industrial regions of China: New critical effect indicators and reference dose.
    Kuang HX; Li MY; Zeng XW; Chen D; Zhou Y; Zheng T; Xiang MD; Wu QZ; Chen XC; Dong GH; Yu YJ · Ecotoxicology and environmental safety · 2024
    Cross-sectional study2,267 participantsDetoxification