Are castor oil packs safe and beneficial for use in fertility, endometriosis (Endometriosis), Polycystic Ovary Syndrome (PCOS), and during In Vitro Fertilization (IVF)?

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Last updated: June 26, 2025View editorial policy

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From the Guidelines

Castor oil packs are not recommended as a primary treatment for fertility issues, endometriosis, PCOS, or during IVF due to the lack of scientific evidence supporting their effectiveness. While some people report subjective benefits like reduced pain or improved relaxation, there are no well-designed clinical studies confirming their effectiveness for improving fertility outcomes. For those still interested in trying them, castor oil packs involve soaking a cloth in castor oil, placing it on the lower abdomen for 30-60 minutes, and using a heat source like a heating pad. However, they should be avoided during menstruation, pregnancy, when actively trying to conceive, during IVF cycles (especially after embryo transfer), and if you have any open wounds or skin conditions. The theoretical mechanism involves castor oil's ricinoleic acid potentially reducing inflammation and improving circulation, but this remains unproven for reproductive conditions 1. Instead, focus on evidence-based approaches like hormonal medications, surgical interventions when appropriate, lifestyle modifications, and working with reproductive specialists for conditions like endometriosis, PCOS, and fertility challenges. Some key evidence-based approaches for fertility preservation include embryo cryopreservation, oocyte cryopreservation, and ovarian tissue cryopreservation, as outlined in guidelines from the American Society for Reproductive Medicine and the National Comprehensive Cancer Network 1. For women with PCOS, management strategies may include screening for dyslipidemia, calculating body mass index and waist-hip ratio, and recommending regular exercise and weight control measures before initiating drug therapy 1. Ultimately, the most effective approach will depend on individual circumstances and should be determined in consultation with a reproductive specialist. Key considerations for fertility preservation and management of conditions like endometriosis and PCOS include the importance of early discussion and referral to reproductive specialists, as well as the need for personalized treatment plans that take into account the individual's unique needs and circumstances 1.

From the Research

Castor Oil Packs in Fertility, Endometriosis, and PCOS

  • There is limited research on the use of castor oil packs in fertility, endometriosis, and PCOS, and no direct evidence to support their effectiveness in these areas.
  • However, a study on castor oil for induction of labor in post-date pregnancies found that it was effective in multiparous women in outpatient settings 2.
  • Another study found that N-Acetylcysteine (NAC) was effective in reducing endometriosis-related pain, size reduction of ovarian endometriomas, and improving fertility outcomes 3.
  • In terms of endometriosis, a review of the literature found that fertility preservation techniques such as embryo, oocyte, and ovarian tissue cryopreservation may be beneficial for patients with endometriosis 4.
  • A study on the management of women with PCOS using myo-inositol and folic acid found that it was a safe and promising tool in improving symptoms and infertility in patients with PCOS, and may also improve oocyte quality and fertilization rates 5.
  • A review of the surgical management of endometrioma found that surgical intervention before IVF may not improve reproductive outcomes, and that IVF could be recommended immediately for aiding conception in women with advanced-stage endometriosis or endometrioma 6.

Benefits and Risks

  • The benefits of castor oil packs in fertility, endometriosis, and PCOS are unclear, and more research is needed to determine their effectiveness.
  • The risks of using castor oil packs are also unclear, but castor oil has been shown to be effective and safe in other contexts, such as labor induction 2.
  • It is essential to consult with a healthcare provider before using castor oil packs, especially for women with endometriosis or PCOS, as they may have specific needs and requirements.

Use in Endometriosis and PCOS

  • There is limited research on the use of castor oil packs in endometriosis and PCOS, and more studies are needed to determine their effectiveness in these areas.
  • However, other treatments such as NAC, myo-inositol, and folic acid may be beneficial in reducing endometriosis-related pain and improving fertility outcomes 5, 3.
  • Women with endometriosis or PCOS should consult with their healthcare provider before using castor oil packs or any other complementary therapy.

Use during IVF

  • There is no direct evidence to support the use of castor oil packs during IVF, and more research is needed to determine their effectiveness in this context.
  • A review of the surgical management of endometrioma found that IVF could be recommended immediately for aiding conception in women with advanced-stage endometriosis or endometrioma, and that surgical intervention before IVF may not improve reproductive outcomes 6.
  • Women undergoing IVF should consult with their healthcare provider before using castor oil packs or any other complementary therapy.

References

Guideline

Guideline Directed Topic Overview

Dr.Oracle Medical Advisory Board & Editors, 2025

Research

Castor oil for induction of labor in post-date pregnancies: A randomized controlled trial.

Women and birth : journal of the Australian College of Midwives, 2018

Research

Endometriosis and strategies of fertility preservation: a systematic review of the literature.

European journal of obstetrics, gynecology, and reproductive biology, 2020

Professional Medical Disclaimer

This information is intended for healthcare professionals. Any medical decision-making should rely on clinical judgment and independently verified information. The content provided herein does not replace professional discretion and should be considered supplementary to established clinical guidelines. Healthcare providers should verify all information against primary literature and current practice standards before application in patient care. Dr.Oracle assumes no liability for clinical decisions based on this content.

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