Has anyone else been drinking boiled soursop leaves while having cancer

October 27, 2026Navis AI

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For informational purposes only

This answer was generated by AI grounded in NCCN guidelines and published medical literature. It is not medical advice. Always consult your oncologist or care team before making treatment decisions.

Sources & medical oversight

  • Built by OpenCancer’s team of physician-scientists and cancer survivors.
  • Last updated October 27, 2026. Informational only — not a substitute for your oncology team.

What We Know About Soursop

Current Evidence Status: According to trusted cancer organizations, there is no clinical evidence that soursop or its leaf tea treats cancer in humans. While laboratory studies have shown that soursop extracts can kill some types of cancer cells in test tubes, this does NOT mean it works the same way in the human body. Many substances kill cancer cells in laboratory dishes but fail to work safely or effectively in people.

Important Safety Concerns

Potential Risks:

  • Nerve damage: Some studies suggest soursop may cause movement disorders similar to Parkinson's disease with long-term use
  • Drug interactions: Soursop may interact with:
    • Blood pressure medications
    • Diabetes medications
    • Antidepressants
    • Blood thinners
  • Liver and kidney effects: The safety profile for regular consumption isn't well-established

What You Should Do

Before using soursop tea or any herbal supplement:

  1. Talk to your oncology team FIRST - This is critical because:

    • They need to know everything you're taking to avoid dangerous interactions
    • Some supplements can interfere with chemotherapy or other treatments
    • Your specific cancer type and treatment plan matter
  2. Ask these specific questions:

    • "Could soursop interact with my current treatments?"
    • "Are there any supplements you recommend I avoid?"
    • "What complementary approaches have evidence for my situation?"

Evidence-Based Alternatives

According to NCCN Guidelines and the American Cancer Society, approaches with actual evidence for supporting cancer patients include:

  • Nutrition: Plant-based, antioxidant-rich whole foods
  • Physical activity: At least 30 minutes of moderate activity most days
  • Stress management: Meditation, yoga, acupuncture
  • Adequate sleep and hydration

The Bottom Line

While I understand the desire to do everything possible to fight cancer, unproven remedies can sometimes cause harm or interfere with treatments that DO work. Your oncology team wants to support you in using complementary approaches safely - but they can only do that if you tell them what you're considering.

Questions to ask your care team:

  • "What complementary therapies are safe with my treatment plan?"
  • "Are there any dietary supplements that might help with my specific side effects?"
  • "Can you refer me to an integrative oncology specialist?"

This information is for educational purposes only. Always consult your healthcare team for personalized medical advice and decisions.

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