How to Limit Pesticide Exposure
Nutrition Facts with Dr. Greger
Michael Greger, M.D. FACLM
4.8 • 3.7K Ratings
🗓️ 6 November 2025
⏱️ 13 minutes
🧾️ Download transcript
Summary
Is it worth eating organic?
This episode features audio from:
- Pesticide Exposure and Hypospadias Birth Defects in Vegetarians
- Can Pesticides Be Rinsed Off?
- Pesticides (DDT) and Alzheimer’s Disease
Visit the video pages for all sources and doctor’s notes related to this podcast.
Transcript
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| 0:00.0 | Have you ever wondered if there are more natural ways to lower your high blood pressure, |
| 0:05.5 | guard against Alzheimer's, loose weight, feel better? Well, it turns out there is. Welcome to |
| 0:12.9 | the Nutrition Facts podcast. I'm your host, Dr. Michael Greger. Today, we look at the body of evidence |
| 0:20.1 | that links pesticides to serious health problems. And we look at the body of evidence that links pesticides to serious health problems. |
| 0:23.6 | And we start with an episode guest hosted by Dr. Christine Dennis, our new senior research scientist, |
| 0:30.6 | who's been researching and scripting new video topics. |
| 0:33.6 | In this video, Christine delves into the association of vegetarian diets and hypospadious |
| 0:40.3 | birth defects to see if it holds up in the light of new research. |
| 0:44.3 | In 2000, a study found that a vegetarian diet during pregnancy was associated with hypospadius, |
| 0:51.3 | a specific birth defect of the penis. The author suggested that it may be |
| 0:55.5 | due to the greater exposure to phytoestrogens, which are found in soy foods. But if you look |
| 1:01.0 | globally, while there is an extraordinarily high prevalence in North America and Europe, |
| 1:06.2 | it's extremely low in a country like Japan, which has the highest per capita soy intake in the world. |
| 1:12.6 | In fact, in Japan, a low maternal intake of soy phytoestrogens has been associated with elevated risk of hypospatias. |
| 1:20.6 | So if anything, soy may be protective. |
| 1:23.6 | If soy foods aren't the hormone disruptors, what in a vegetarian diet might be? Well, occupational exposure to pesticides is associated with higher risk. So might low-level pesticide exposure among those eating more fruits and vegetables, like vegetarians, help explain it? If you randomize people to a more plant-based Mediterranean diet, you see a large increase |
| 1:48.0 | in the amount of pesticides flowing through their body. |
| 1:51.0 | Though, of course, if you put them on a Mediterranean diet with organic fruits and vegetables, you |
| 1:56.0 | see a 90% drop in pesticide exposure. |
| 1:59.0 | So does organic food consumption during pregnancy reduce hypospatius risk? |
| 2:05.1 | Apparently so, cutting the odds about in half, particularly when it comes to choosing organic |
| 2:11.0 | vegetables and dairy. |
... |
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