Written from the studies on PubMed, searched on 2026. nov. 11.. Every number below comes from a study listed under Sources.
What people read
Posts online say that CBD (cannabidiol) helps with Triple-negative breast cancer.
What has been studied
- 0In people
- 6In animals
- 7Only in the lab
What the studies found
CBD (cannabidiol) has been studied for Triple-negative breast cancer in animals, not yet in people.
We found 14 published papers on CBD (cannabidiol) and Triple-negative breast cancer. They were published between 2015 and 2026.
0 of them are studies in people (0 randomised trials), 0 are reviews, 6 are studies in animals and 7 are studies only in the lab.
The most important ones are listed under Sources.
What this means for you: Results in animals or in cells often do not hold in people. Do not stop or change your medicines because of it. Ask your doctor before you start taking it.
Sources
- Exosomal cannabidiol: A promising candidate for targeted oral delivery against breast cancer.2026 · Cancer Lett · In animals
- In Vivo Pharmacodynamic and Pharmacokinetic Assessment of Cannabidiol-loaded Camel Milk Exosomes in Doxorubicin-resistant Triple-negative Breast Cancer Xenografts.2025 · AAPS PharmSciTech · In animals
- Folate-chitosan nanoparticle delivery of cannabidiol for targeted triple-negative breast cancer therapy.2025 · J Pharm Pharmacol · In animals
- Cannabidiol-loaded-injectable depot formulation for the treatment of triple-negative breast cancer: design, development, in-vitro and in-ovo evaluation of its anticancer activity.2025 · Int J Pharm · In animals
- Cannabidiol Enhances Atezolizumab Efficacy by Upregulating PD-L1 Expression via the cGAS-STING Pathway in Triple-Negative Breast Cancer Cells.2024 · Cancer Immunol Res · In animals
- Modulation of the tumor microenvironment and inhibition of EGF/EGFR pathway: novel anti-tumor mechanisms of Cannabidiol in breast cancer.2015 · Mol Oncol · In animals
- Cannabidiol potentiates olaparib-induced cytotoxicity through cell cycle arrest and DNA damage modulation in breast cancer cells.2026 · Mol Cell Biochem · In the lab
- Cannabidiol sensitizes triple-negative breast cancer cells to NK cell-mediated killing via EGFR inhibition and FAS upregulation.2025 · J Cannabis Res · In the lab
- Identification of Genes Hub Associated with Triple-Negative Breast Cancer and Cannabidiol Analogs Potential Inhibitory Agents: An In-silico Study.2024 · Asian Pac J Cancer Prev · In the lab
- Cannabidiol Antiproliferative Effect in Triple-Negative Breast Cancer MDA-MB-231 Cells Is Modulated by Its Physical State and by IGF-1.2022 · Int J Mol Sci · In the lab
- Integrative Use of Cannabidiol, Melatonin, and Oxygen-Ozone Therapy in Triple-Negative Breast Cancer with Lung and Mediastinal Metastases. A Case Report.2026 · Reports (MDPI) · Other paper