Can a mushroom ease breast cancer treatment side effects?

NCT ID NCT06028022

First seen Jun 26, 2026 · Last updated Jun 27, 2026 · Updated 1 time

Summary

This study tests whether Reishi mushroom extract can reduce fatigue and joint pain in breast cancer patients taking aromatase inhibitors. About 80 women with moderate to severe fatigue will receive either the mushroom extract or a placebo for 8 weeks. The goal is to see if this natural supplement improves quality of life and helps patients stick with their cancer therapy.

What this could mean

Our plain-language read of the trial. This is informational only — not medical advice or a prediction.

Active substance

Reishi mushroom extract

What this could lead to

If it works, this could offer a natural option to ease fatigue and joint pain, helping patients stay on their cancer treatment longer.

What could go wrong

This is a small, early-phase trial. The extract may not work better than placebo, and side effects or interactions with cancer drugs are possible.

Disclaimer Read more

This is a summary of the original study . Summaries may miss details or leave out important information. Before applying or accepting participation, make sure you have read and understood the full study. Curemydisease.com takes no responsibility whatsoever for anything missed, misunderstood, or acted upon as a result of our summary — we know it does not capture everything.

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Conditions

The condition(s) this trial relates to.

estrogen-receptor positive breast cancer

As listed by the trial registrant

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

Contacts and locations

Study contacts

  • Contact

    Phone: •••-•••-•••• Email: •••••@•••••

Locations

  • Essentia Health Baxter Clinic

    RECRUITING

    Baxter, Minnesota, 56425, United States

    Contact Phone: •••-•••-•••• Email: •••••@•••••

    Contact

  • Essentia Health Cancer Center

    RECRUITING

    Duluth, Minnesota, 55805, United States

    Contact Phone: •••-•••-•••• Email: •••••@•••••

    Contact

  • Essentia Health Deer River Clinic

    RECRUITING

    Deer River, Minnesota, 56636, United States

    Contact Phone: •••-•••-•••• Email: •••••@•••••

    Contact

  • Essentia Health Ely Clinic

    RECRUITING

    Ely, Minnesota, 55731, United States

    Contact Phone: •••-•••-•••• Email: •••••@•••••

    Contact

  • Essentia Health Fosston

    RECRUITING

    Fosston, Minnesota, 56542, United States

    Contact Phone: •••-•••-•••• Email: •••••@•••••

    Contact

  • Essentia Health Hibbing Clinic

    RECRUITING

    Hibbing, Minnesota, 55746, United States

    Contact Phone: •••-•••-•••• Email: •••••@•••••

    Contact

  • Essentia Health International Falls Clinic

    RECRUITING

    International Falls, Minnesota, 56649, United States

    Contact Phone: •••-•••-•••• Email: •••••@•••••

    Contact

  • Essentia Health Moose Lake

    RECRUITING

    Moose Lake, Minnesota, 55767, United States

    Contact Phone: •••-•••-•••• Email: •••••@•••••

    Contact

  • Essentia Health Park Rapids

    RECRUITING

    Park Rapids, Minnesota, 56470, United States

    Contact Phone: •••-•••-•••• Email: •••••@•••••

    Contact

  • Essentia Health Saint Joseph's Medical Center

    RECRUITING

    Brainerd, Minnesota, 56401, United States

    Contact Phone: •••-•••-•••• Email: •••••@•••••

    Contact

  • Essentia Health Saint Mary's - Detroit Lakes Clinic

    RECRUITING

    Detroit Lakes, Minnesota, 56501, United States

    Contact Phone: •••-•••-•••• Email: •••••@•••••

    Contact

  • Essentia Health Sandstone

    RECRUITING

    Sandstone, Minnesota, 55072, United States

    Contact Phone: •••-•••-•••• Email: •••••@•••••

    Contact

  • Essentia Health Virginia Clinic

    RECRUITING

    Virginia, Minnesota, 55792, United States

    Contact Phone: •••-•••-•••• Email: •••••@•••••

    Contact

  • Fairview Grand Itasca Clinic & Hospital

    RECRUITING

    Grand Rapids, Minnesota, 55744, United States

    Contact Phone: •••-•••-•••• Email: •••••@•••••

    Contact

  • Fairview Northland Medical Center

    RECRUITING

    Princeton, Minnesota, 55731, United States

    Contact Phone: •••-•••-•••• Email: •••••@•••••

    Contact

  • Fairview Range Medical Center

    RECRUITING

    Hibbing, Minnesota, 55746, United States

    Contact Phone: •••-•••-•••• Email: •••••@•••••

    Contact

  • MMCORC CentraCare Monticello Cancer Center

    COMPLETED

    Monticello, Minnesota, 55362, United States

  • Mayo Clinic Health System in Albert Lea

    RECRUITING

    Albert Lea, Minnesota, 56007, United States

    Contact Phone: •••-•••-•••• Email: •••••@•••••

    Contact

  • Mayo Clinic Health Systems-Mankato

    RECRUITING

    Mankato, Minnesota, 56001, United States

    Contact Phone: •••-•••-•••• Email: •••••@•••••

    Contact

  • Mayo Clinic in Rochester

    RECRUITING

    Rochester, Minnesota, 55905, United States

    Contact Phone: •••-•••-•••• Email: •••••@•••••

    Contact

  • Sanford Joe Lueken Cancer Center

    RECRUITING

    Bemidji, Minnesota, 56601, United States

    Contact Phone: •••-•••-•••• Email: •••••@•••••

    Contact

  • Sanford Thief River Falls Medical Center

    RECRUITING

    Thief River Falls, Minnesota, 56701, United States

    Contact Phone: •••-•••-•••• Email: •••••@•••••

    Contact

  • Sanford Worthington Medical Center

    RECRUITING

    Worthington, Minnesota, 56187, United States

    Contact Email: •••••@•••••

    Contact