418. IS CANCER A PARASITE? AN INTERVIEW WITH THE ELUSIVE WILLIAM SUPPLE, PHD, WHO WRITES THE FENBENDAZOLE SUBSTACK

SURVIVING HEALTHCARE1h 53mApril 7, 2026

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AI-Generated Summary

In this groundbreaking episode of Surviving Healthcare, host Ben Finn interviews William Supple, PhD—author of the controversial new book 'Cancer is a Parasite' and the anonymous founder of the wildly popular Substack 'Benfen.' Supple recounts how his mother-in-law, diagnosed with terminal metastatic breast cancer at age 83, was cured using fenbendazole, an over-the-counter animal dewormer. What began as a desperate experiment has evolved into a global movement, with Supple sharing hundreds of case reports of people overcoming various solid tumor cancers using fenbendazole. He presents compelling evidence that fenbendazole, a microtubule-disrupting antiparasitic, selectively kills cancer cells without side effects—something traditional chemotherapy fails to do. Supple argues that the cancer-as-parasite theory is not just metaphorical but biologically sound, citing shared traits like aneuploidy, independent circadian rhythms, and immune evasion. He reveals that the CIA possessed a 1951 document acknowledging Soviet knowledge of antiparasitics curing cancer in the 1950s, and that the 1976 paper naming the drug 'Oncodazole' was deliberately suppressed. Supple calls for a public health revolution: mass deworming programs using affordable antiparasitics to prevent cancer globally, especially in the U.S., where parasite prevalence is ignored despite evidence linking untreated parasitic infections to chronic inflammation and cancer. He warns that the oncology establishment is complicit in suppressing this cure due to financial interests and institutional capture, and urges patients to take control via the Right to Try Act. The episode ends with a powerful call to action: cancer is not inevitable, and a cure exists—now it’s time to act.

Key Takeaways
1

Fenbendazole, an animal dewormer, has demonstrated remarkable success in curing various solid tumor cancers with no known side effects, based on hundreds of real-world case reports.

2

Cancer may be a parasite—not in origin, but in behavior—sharing key biological traits like aneuploidy, independent circadian clocks, and immune evasion, making antiparasitics like fenbendazole effective against both.

3

The U.S. has a hidden parasite problem; widespread, untreated parasitic infections contribute to chronic inflammation, a major cancer risk factor, while countries with mass deworming programs (like India) have significantly lower cancer rates.

4

Historical evidence suggests that the medical and intelligence communities have known about antiparasitics curing cancer for decades, but suppressed the knowledge—evidenced by the retraction of a legitimate case report due to 'undisclosed financial interest' in fenbendazole.

5

The future of cancer prevention lies in public health: a global, low-cost, mass drug administration program using antiparasitics like fenbendazole, which could cut cancer rates in half.

…and 2 more takeaways available in PodZeus

Chapters
0:00
10 min

Introduction to the Phenomenon: A Cure from the Shadows

I would not have believed it myself if I wasn't directly involved in my mother-in-law's case.

Highlight
10:00
20 min

The Science Behind the Cure: How Fenbendazole Kills Cancer

It kills them all at once. And there's no side effects. So it's kind of like the perfect cancer cure.

Highlight
30:00
20 min

The Global Epidemic of Suppressed Knowledge

The claim of primacy is damning and that it wasn't available to be cited. Well, how can that be? Well, what happened was the people who were trying to change the name and suppress the paper could not have anticipated the internet.

Highlight
50:00
20 min

The India Paradox: Deworming and Cancer Rates

The cancer rate is twice as high in the countries that don't use antiparasitics like fenbendazole and albendazole on the population.

Highlight
1:10:00
20 min

The Case for Public Health Revolution

Supple calls for a radical shift in public health policy: a global, low-cost mass drug administration program using antiparasitics to prevent cancer. He argues that this is more effective and affordable than expensive, invasive vaccination programs and that the U.S. should follow India's lead.

High-Impact Quotes
The claim of primacy is damning and that it wasn't available to be cited. Well, how can that be?
William Supple51:52
Viral: 95.0
I would not have believed it myself if I wasn't directly involved in my mother-in-law's case.
William Supple4:09
Viral: 92.0
It kills them all at once. And there's no side effects. So it's kind of like the perfect cancer cure.
William Supple12:11
Viral: 88.0
Speakers

Host

Ben Finn

Guest

William Supple
Topics Discussed
Cancer as Parasite Theory95%Fenbendazole for Cancer Treatment93%Mass Deworming and Cancer Prevention90%Suppression of Medical Knowledge88%Patient Empowerment and Right to Try85%Chronic Inflammation and Cancer80%Microtubule Disruption in Cancer Therapy78%Oncology Industry Critique75%
People & Brands

Cancer

other

200xNeutral

Fenbendazole

product

150xPositive

William Supple

person

120xPositive

Ben Finn

person

80xPositive

United States

place

60xNegative

Parasites

other

50xPositive

Mebendazole

product

45xPositive

India

place

40xPositive

Substack

organization

30xNeutral

Metastatic Breast Cancer

other

30xPositive

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