Walnuts may boost sperm quality, study finds

NCT ID NCT01954498

First seen Jun 27, 2026 · Last updated Jun 27, 2026

Summary

This study tested whether eating two ounces of walnuts each day could improve sperm count, movement, and shape in men with fertility issues. 80 men took part, comparing walnuts to a standard multivitamin. The goal was to see if a simple diet change could help with natural or assisted conception.

This is an AI summary of the original study and may miss details. Read our disclaimer.

Get updates

Get notified about this study

Sign up to get updates when this study changes or when new studies for ASTHENOZOOSPERMIA are added.

Our safety recommendation!

By submitting, you agree to our Terms of use

Conditions

The condition(s) this trial relates to.

As listed by the trial registrant

The condition terms exactly as the trial's registrant entered them.

Contacts and locations

Locations

  • Male Reproductive Medicine and Microsurgery Clinic, Cedars-Sinai Medical Center

    Los Angeles, California, 90048, United States

  • University of California Los Angeles

    Los Angeles, California, 90095, United States

More trials for these conditions

Other studies related to the condition(s) this trial covers.