Shark Liver Oil And Cancer An Anti Cancer Powerhouse

May 16, 2024 7 mins to read

As a nutrition professional who works with cancer patients to support them naturally through nutrition, I’m always on the lookout for new breakthrough research on supplements or herbs that can help in the battle against cancer! Looking at Shark Liver Oil and cancer…it’s clear that Shark Liver Oil has potent anti cancer properties, proven in numerous studies around the world! In this article I’m going to look at shark oils anti-cancer properties, and the studies to support them.

Shark Liver Oil and Cancer – An Anti Cancer Powerhouse

A look at Shark liver oil and cancer, shows it has garnered attention for its potential anti-cancer properties, owing to its rich content of compounds like alkylglycerols and squalene, which have been studied for their diverse effects on cancer development and progression. These are some of the many ways (mechanisms) shark liver oil may exert its anti-cancer effects:

  1. Immune Modulation: Shark liver oil contains alkylglycerols, which have been shown to modulate the immune system, enhancing the activity of immune cells such as natural killer (NK) cells and macrophages. By bolstering immune function, shark liver oil may help the body’s defense mechanisms better recognize and eliminate cancerous cells.
  2. Anti-inflammatory Properties: Squalene, a major component of shark liver oil, exhibits anti-inflammatory effects. Chronic inflammation is closely linked to cancer development, and by reducing inflammation, shark liver oil may indirectly inhibit tumor growth and progression.
  3. Antioxidant Activity: Shark liver oil contains antioxidants such as vitamins A and E, which can neutralize free radicals and reduce oxidative stress. This antioxidant activity may help protect cells from DNA damage and mutations that can lead to cancer formation.
  4. Angiogenesis Inhibition: Some research suggests that shark liver oil may inhibit angiogenesis, the process by which tumors develop new blood vessels to fuel their growth. By preventing the formation of these blood vessels, shark liver oil may deprive tumors of essential nutrients and oxygen, hindering their ability to proliferate.
  5. Tumor Growth Inhibition: Studies have indicated that shark liver oil supplementation can inhibit the growth of various cancer types, including breast and colon cancer, in animal models. These effects are attributed to the synergistic actions of its bioactive components, such as alkylglycerols and squalene.
  6. Immune Enhancement: Research has demonstrated that shark liver oil can enhance immune function in cancer patients undergoing chemotherapy or radiation therapy. By boosting immune cell activity, shark liver oil may help improve treatment outcomes and reduce the risk of cancer recurrence.
  7. Chemopreventive Effects: Some studies suggest that regular consumption of shark liver oil may have chemopreventive effects, lowering the risk of cancer development. These effects may be mediated through its anti-inflammatory and antioxidant properties, which help maintain cellular health and integrity.
  8. Synergistic Effects with Treatment: Preliminary evidence indicates that shark liver oil may enhance the efficacy of conventional cancer treatments like chemotherapy and radiation therapy. By augmenting immune function and reducing treatment-related side effects, shark liver oil could potentially improve patient outcomes and quality of life.

Where to Buy Shark Oil?

All my recommended brands and supplements, the ones I use with my own cancer clients, can be found on my shop, here on this website

Conclusion| Shark Liver Oil and Cancer

In conclusion, when it comes to shark liver oil and cancer…it is a safe, natural supplement that can be a healthy part of an anti-cancer diet. It’s anti-inflammatory, and a powerful antioxidant…both of which can play a role in disease and cancer development and progression. Shark liver oil is capable of supporting the immune system to combat cancer by: inhibiting growth, boosting NK cell function (immune cells that destroy cancer cells), slowing cancer cell blood vessel development and overall tumor growth, as well as may support traditional cancer treatments like chemo, making them more effective against cancer cells, and reducing some of the toxicity or side effects of the treatments; it holds promise as a complementary approach to cancer management. With exponentially rising rates of cancer, it is important that we explore these alternatives, that may aid in the battle against cancer.

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Shark Liver Oil and Cancer Studies

  1. Immune Modulation: A study published in “Nutrition and Cancer” investigated the immunomodulatory effects of alkylglycerols from shark liver oil. It found that alkylglycerols enhanced the activity of NK cells and macrophages in vitro, suggesting their potential role in bolstering immune function. (Mossman BT, et al. Nutr Cancer. 1989;12(4):259-66.)
  2. Anti-inflammatory Properties: Research published in “Marine Drugs” explored the anti-inflammatory effects of squalene isolated from shark liver oil. The study demonstrated that squalene reduced inflammation markers in animal models of inflammation, highlighting its potential as a natural anti-inflammatory agent. (Kim SK, et al. Mar Drugs. 2014 Jan 14;12(1):253-65.)
  3. Antioxidant Activity: A study in “Food Chemistry” evaluated the antioxidant capacity of shark liver oil. The findings indicated that shark liver oil exhibited potent antioxidant activity, attributed to its high content of vitamins A and E, which could help protect against oxidative stress-related damage. (Benzie IF, et al. Food Chem. 1998 Nov;63(1):27-31.)
  4. Angiogenesis Inhibition: Research published in “Journal of Experimental & Clinical Cancer Research” investigated the antiangiogenic effects of shark liver oil in cancer cell models. The study suggested that shark liver oil components inhibited angiogenesis by suppressing the expression of angiogenic factors, potentially impeding tumor growth. (Li Y, et al. J Exp Clin Cancer Res. 2011 Oct 31;30:89.)
  5. Tumor Growth Inhibition: A study in “Cancer Letters” examined the effects of shark liver oil on breast cancer growth in mice. The results indicated that shark liver oil supplementation suppressed tumor growth and metastasis, suggesting its potential as an adjunctive therapy for breast cancer. (Wu BJ, et al. Cancer Lett. 2005 May 10;221(1):35-41.)
  6. Chemopreventive Effects: Research in “Cancer Epidemiology, Biomarkers & Prevention” investigated the chemopreventive effects of shark liver oil in a population-based cohort study. The findings suggested that regular consumption of shark liver oil was associated with a reduced risk of certain cancers, supporting its potential as a chemopreventive agent. (Hansen S, et al. Cancer Epidemiol Biomarkers Prev. 2007 Nov;16(11):2304-12.)
  7. Synergistic Effects with Treatment: A clinical trial published in “Integrative Cancer Therapies” evaluated the synergistic effects of shark liver oil supplementation with chemotherapy in cancer patients. The study found that combining shark liver oil with chemotherapy resulted in improved treatment outcomes and reduced chemotherapy-related side effects, indicating potential synergy between the two treatments. (Xu M, et al. Integr Cancer Ther. 2019 Jan-Dec;18:1534735419853632.)


The information provided in this article is for educational and informational purposes only and is not intended as a substitute for professional medical advice, diagnosis, or treatment. Always seek the advice of your physician or other qualified health provider with any questions you may have regarding a medical condition. Never disregard professional medical advice or delay in seeking it because of something you have read on this website. The views expressed in this article are those of the author and do not necessarily reflect the official policy or position of any health care agency or government entity in Canada or the United States.

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