This food and dietary supplement may reduce prostate cancer spread, improve survival in breast cancer, and lower the risk of several cancers.

How do experts use flaxseed?

Integrative experts provide recommendations for this therapy in treating people with cancer. Learn more about the approaches and meanings of recommendations.

Clinical practice guidelines

Society for Integrative Oncology

This set of guidelines has been endorsed by the American Society of Clinical Oncology (ASCO).1Lyman GH, Greenlee H et al. Integrative therapies during and after breast cancer treatment: ASCO endorsement of the SIO clinical practice guideline. Journal of Clinical Oncology. 2018 Sep 1;36(25):2647-2655.

Clinical practice guidelines on the evidence-based use of integrative therapies during and after breast cancer treatment

The 2017 Society for Integrative Oncology clinical practice guidelines regarding breast cancer patients found insufficient evidence to recommend using flaxseed for quality of life or hot flashes.

Published protocols, programs, and approaches

Flaxseed is used in programs, approaches, and protocolsa package of therapies combining and preferably integrating various therapies and practices into a cohesive design for care from these integrative oncologists, drawing from both scientific research and observations from years or even decades of treating people with cancer.

Lise Alschuler, ND, FABNO, and Karolyn Gazella

Approaches are described for certain cancer types, or along with certain conventional therapy treatments, or for particular conditions such as insulin resistance.

Uses of omega-3 fatty acids and lignans from flaxseed and flax oil:

  • Elimination and detoxification
  • Immune enhancement
  • Reversing insulin resistance
  • Breast cancer
  • Colorectal cancer
  • Prostate cancer
  • Whole foods diet
  • Peripheral neuropathy
  • Cognitive difficulties

Keith Block, MD

Block KI. Life over Cancer: The Block Center Program for Integrative Cancer Care. New York: Bantam Dell. 2009.

The integrative Block Program has recommendations to people who are at different places along the cancer continuum:

  • Those who’ve been recently diagnosed
  • Those in treatment
  • Those who’ve concluded treatment and need to remain vigilant to prevent recurrence

Uses of flaxseed:

  • Core diet plan
  • Anti-inflammatory
  • Blood circulation

Gerald Lemole, MD; Pallav Mehta, MD; and Dwight McKee, MD

Lemole GM, Mehta PK, McKee DL. After Cancer Care: The Definitive Self-Care Guide to Getting and Staying Well for Patients with Cancer. New York, New York: Rodale, Inc. 2015.

These doctors present easy-to-incorporate lifestyle changes to help you “turn on” hundreds of genes that fight cancer, and “turn off” the ones that encourage cancer, while recommending lifestyle approaches to address each type.

Barbara MacDonald, ND, LAc

MacDonald B. The Breast Cancer Companion—A Complementary Care Manual: Third Edition. Self-published. 2016.

Naturopathic physician Barbara MacDonald provides information about breast cancer, its conventional treatment, and natural approaches to enhancing treatment, managing side effects, reducing risk of recurrence, and healthy living after cancer treatment is completed.

Neil McKinney, BSc, ND

McKinney N. Naturopathic Oncology, Fourth Edition. Victoria, BC, Canada: Liaison Press. 2020.

This book includes descriptions and uses of many natural and complementary protocols for cancer in general and for specific cancers. It also includes information on integrative support during conventional cancer treatment.

Uses of flaxseed:

  • Breast cancer
  • Cervical cancer
  • Ovarian cancer
  • Pancreatic cancer
  • Prostate cancer
  • Uterine cancer
  • Cancer risk reduction

Ornish Diet and Lifestyle Modification Program (for prostate cancer)

Ornish Lifestyle Medicine ›

Cardiologist Dean Ornish, MD, has adapted his Ornish Heart Disease Reversal Program for use by men with prostate cancer. The program includes nutrition, fitness, stress management, and love and support.

Traditional medicine

Flaxseed is used in traditional Chinese medicine and Ayurveda.

Learn more about traditional medicine and how to find practitioners.

Dosing

Dosage has not been standardized for use in cancer care, but recommendations are available from these sources.

General information about dosing

Find general dosing guidelines regarding natural products and supplements.

Keep reading about flaxseed

Author

Maria Williams

Research and Communications Consultant
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Maria Williams is a research and communications consultant who brings over 15 years’ experience in research, consumer education, and science communication to CancerChoices. She has worked primarily in public health and environmental health.

Maria Williams Research and Communications Consultant

Nancy Hepp, MS

Lead Researcher and Program Manager
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Ms. Hepp is a researcher and communicator who has been writing and editing educational content on varied health topics for more than 20 years. She serves as lead researcher, program manager, and writer for CancerChoices. Her graduate work in research and cognitive psychology, her master’s degree in instructional design, and her certificate in web design have all guided her in writing and presenting information for a wide variety of audiences and uses. Nancy’s service as faculty development coordinator in the Department of Family Medicine at Wright State University also provided experience in medical research, plus insights into medical education and medical care from the professional’s perspective.

Nancy Hepp, MS Lead Researcher and Program Manager

Reviewers

Laura Pole, RN, MSN, OCNS

Senior Clinical Consultant
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Laura Pole is senior clinical consultant for CancerChoices. Laura is an oncology clinical nurse specialist who has been providing integrative oncology clinical care, navigation, consultation, and education services for over 40 years. She is the co-creator and co-coordinator of the Integrative Oncology Navigation Training at Smith Center for Healing and the Arts in Washington, DC. Laura also manages the “Media Watch Cancer News That You Can Use” listserv for Smith Center/Commonweal. In her role as a palliative care educator and consultant, Laura has served as statewide Respecting Choices Faculty for the Virginia POST (Physician Orders for Scope of Treatment) Collaborative as well as provided statewide professional education on palliative and end-of-life care for the Virginia Association for Hospices and Palliative Care.

For CancerChoices, Laura curates content and research, networks with clinical and organizational partners, brings awareness and education of integrative oncology at professional and patient conferences and programs, and translates research into information relevant to the patient experience as well as clinical practice.

Laura sees her work with CancerChoices as a perfect alignment of all her passions, knowledge and skills in integrative oncology care. She is honored to serve you.

Laura Pole, RN, MSN, OCNS Senior Clinical Consultant

Last update: May 16, 2022

CancerChoices provides information about integrative in cancer care, a patient-centered approach combining the best of conventional care, self care and evidence-informed complementary care in an integrated plan cancer care. We review complementaryin cancer care, complementary care involves the use of therapies intended to enhance or add to standard conventional treatments; examples include supplements, mind-body approaches such as yoga or psychosocial therapy, and acupuncture therapies and self-care lifestyle actions and behaviors that may impact cancer outcomes; examples include eating health-promoting foods, limiting alcohol, increasing physical activity, and managing stress practices to help patients and professionals explore and integrate the best combination of conventionalthe cancer care offered by conventionally trained physicians and most hospitals; examples are chemotherapy, surgery, and radiotherapy and complementary therapies and practices for each person.

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