Molybdenum is a mineral found in beans, grains, and dairy. It has been used to aid sleep, promote general well-being, and to improve athletic performance. Molybdenum is often only recommended for those who do not get enough from their diet. It can be taken as a pill.


There are no advised doses for molybdenum. Adults should not take more than 2 mg per day.A1

What Research Shows

Not Enough Data to Assess

There is not enough data to support that molybdenum is helpful in treating health problems. We will review future studies as they are published.

Editorial process and description of evidence categories can be found at EBSCO NAT Editorial Process.

Safety Notes

It is likely safe to take molybdenum in small doses. Women who are pregnant or breastfeeding should not exceed 2 mg per day if 19 years or older (1.7 mg/day if 18 or younger).A1


Talk to your doctor about any supplements or therapy you would like to use. Some can interfere with treatment or make conditions worse.


A. Safety

A1. Dietary Reference Intakes for Vitamin A, Vitamin K, Arsenic, Boron, Chromium, Copper, Iodine, Iron, Manganese, Molybdenum, Nickel, Silicon, Vanadium, and Zinc. Washington, DC: National Academy Press, 2002. Available at: Accessed August 5, 2019.

Last reviewed March 2020 by EBSCO NAT Review Board Eric Hurwitz, DC
Last Updated: 6/29/2020

EBSCO Information Services is fully accredited by URAC. URAC is an independent, nonprofit health care accrediting organization dedicated to promoting health care quality through accreditation, certification and commendation.

This content is reviewed regularly and is updated when new and relevant evidence is made available. This information is neither intended nor implied to be a substitute for professional medical advice. Always seek the advice of your physician or other qualified health provider prior to starting any new treatment or with questions regarding a medical condition.

To send comments or feedback to our Editorial Team regarding the content please email us at Our Health Library Support team will respond to your email request within 2 business days.