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 ovarian cancer.
What has been studied
- 0In people
- 5In animals
- 2Only in the lab
What the studies found
CBD (cannabidiol) has been studied for ovarian cancer in animals, not yet in people.
We found 10 published papers on CBD (cannabidiol) and ovarian cancer. They were published between 2019 and 2025.
0 of them are studies in people (0 randomised trials), 2 are reviews, 5 are studies in animals and 2 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
- Geotemporospatial and causal inferential epidemiological overview and survey of USA cannabis, cannabidiol and cannabinoid genotoxicity expressed in cancer incidence 2003-2017: part 3 - spatiotemporal, multivariable and causal inferential pathfinding and exploratory analyses of prostate and ovarian cancers.2022 · Arch Public Health · Review
- Can Cannabidiol Affect the Efficacy of Chemotherapy and Epigenetic Treatments in Cancer?2021 · Biomolecules · Review
- Selective anti-cancer effects of cannabidiol and Δ9-tetrahydrocannabinol via PI3K/AKT/mTOR inhibition and PTEN restoration in ovarian cancer cells.2025 · Front Pharmacol · In animals
- Combination of Cannabidiol with Cisplatin or Paclitaxel Analysis Using the Chou-Talalay Method and Chemo-Sensitization Evaluation in Platinum-Resistant Ovarian Cancer Cells.2025 · Biomedicines · In animals
- Cannabidiol Inhibits Epithelial Ovarian Cancer: Role of Gut Microbiome.2024 · J Nat Prod · In animals
- A novel mechanism of cannabidiol in suppressing ovarian cancer through LAIR-1 mediated mitochondrial dysfunction and apoptosis.2023 · Environ Toxicol · In animals
- Enhancing ovarian cancer conventional chemotherapy through the combination with cannabidiol loaded microparticles.2020 · Eur J Pharm Biopharm · In animals
- Cannabidiol attenuates lipid metabolism and induces CB1 receptor-mediated ER stress associated apoptosis in ovarian cancer cells.2025 · Sci Rep · In the lab
- PLGA Nanoparticles for the Intraperitoneal Administration of CBD in the Treatment of Ovarian Cancer: In Vitro and In Ovo Assessment.2020 · Pharmaceutics · In the lab
- Dramatic response to Laetrile and cannabidiol (CBD) oil in a patient with metastatic low grade serous ovarian carcinoma.2019 · Gynecol Oncol Rep · Other paper
