Pesticides on the Joe Rogan Experience
13 fact-checked claims across 3 episodes · Jun 2023 to Jan 2026 · updated Jul 29, 2026
Each is a receipt: the exact quote, its timestamp, what published evidence says, and who benefits.
Most claims
- Robert F. Kennedy Jr. (12)
- Casey Means (1)
Related topics
Logged claims
“So all the wheat in our country started being sprayed that year in 2006 with glyphosate. And that's the year you saw this explosion of celiac diseases and, you…”
Kennedy claims that when US wheat farmers began using glyphosate as a pre-harvest desiccant around 2006, that same year saw an 'explosion' of celiac disease and gluten allergies, implying causation.
“But they took atrazine and they put it in a tank with 40 frogs for three years. They put it below the exposure levels that EPA considers acceptable to humans. …”
Kennedy claims a study exposed 40 male frogs to atrazine at doses below the level the EPA considers acceptable for human exposure, that 4 of them turned into fertile females, and that 30 of the remaining frogs were chemically castrated.
“And in 1973, Monsanto had to stop producing DDT because we passed the laws at that time. And that was its flagship product.”
Kennedy claims Monsanto was forced to stop producing DDT in 1973 due to new laws, and that DDT had been Monsanto's flagship product before it pivoted to glyphosate.
“the President has made a billion-dollar commitment, not only the regenerate farming, but also to developing new ways of of dramatically reducing the amount of …”
Kennedy claims President Trump made a billion-dollar commitment to regenerative farming and to developing new technologies that dramatically reduce agricultural chemical use.
“It's associated with non-alcoholic Like fatty liver disease. There's a scientific association, but it's not strong enough for people to litigate on these. The …”
Kennedy claims glyphosate exposure has a scientific association with non-alcoholic fatty liver disease, and that the Roundup litigation was based specifically and solely on non-Hodgkin lymphoma evidence.
“She was paying $1,500 per acre for pesticides, for mainly glyphosate and for a manual labor. And now with this machine, it's $300. She's saving over $1,000 an …”
Kennedy claims a specific South Texas onion farmer's per-acre weed-control costs dropped from $1,500 to $300 by switching from glyphosate/manual labor to a laser-weeding machine.
“It destroys the microbiome and the soil. And because of that, the soil can't... You don't get water infiltration in the soil.”
Kennedy claims glyphosate use destroys soil microbiome and water infiltration, causing runoff that is destroying farms, calling the practice unsustainable.
“Right now, according to the industry reports, 99% of our glyphosate comes from China. The Pentagon and others said this is an extreme national security vulnera…”
Kennedy claims 99% of the glyphosate used in the US comes from China, framed by the Pentagon as an extreme national security vulnerability.
“the company that's making this has paid $11 billion in my lawsuit. They're just about to sign another $7. 6 billion settlement. There's 65,000 cases out there,…”
Kennedy claims Bayer/Monsanto has paid $11 billion, is about to sign an additional $7.6 billion Roundup settlement, faces 65,000 pending cases, and has said it will exit the glyphosate business without legal relief.
“So atrazine, which is banned in Europe, but we spray 70 million pounds of it per year in the US, increases aromatase, which converts testosterone to estrogen. …”
Casey Means claims atrazine is banned in Europe but 70 million pounds are sprayed annually in the US, that it upregulates aromatase converting testosterone to estrogen, and that the US buys it from China and Germany.
“So they took male frogs, gave them atrazine, 10% of them turned into female and produced fertile eggs. And we're subjecting our children to exposure to that ev…”
Kennedy claims a study found the herbicide atrazine turned 10% of male frogs into fertile females, and implies children face equivalent daily exposure risk.
“But your stomach microbiome is plants. It may contribute to the celiac disease and to all these gluten allergies.”
Kennedy suggests glyphosate use as a wheat desiccant (starting around 2003) is a major factor causing celiac disease and gluten allergies in humans.
“So 97% of corn in this country is produced with glyphosate and can't be produced without it.”
Kennedy claims 97% of US corn is produced with glyphosate and cannot be produced without it.