Raw Milk: Secret Superfood??

June 25, 2026

AI Summary

5 min read

In a health food store, the last bottle of raw milk sat alone in the pet food fridge, labeled for animals only, as the host debated whether to drink it amid online claims of secret health benefits.

The difference pasteurization makes

Raw milk reaches stores without the standard heat treatment applied to most dairy. Processors typically raise pasteurized milk to 161 degrees Fahrenheit for about 15 seconds. That step began at scale roughly a century ago after cows with tuberculosis passed the infection through their milk, producing widespread cases of the disease in people. The heating kills pathogens but also removes microbes of any kind. Researchers note that milk from a healthy cow already contains very few bacteria when it leaves the udder, so the starting material is closer to sterile than many assume.

Microbiome claims fall short on numbers

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What you'll learn

1 (01:36) **The Raw Milk Mission** - Wendy buys raw milk from the pet food section of a health food store
2 (02:53) **The Core Debate** - Proponents claim raw milk boosts health; critics warn of serious illness
3 (04:24) **Pasteurization History** - Heating milk to kill pathogens like tuberculosis became standard practice
4 (08:19) **Microbiome Claim Examined** - John Lucey explains raw milk from healthy cows contains very few bacteria
5 (12:07) **Allergies and Asthma Claims** - European farm studies show kids have lower rates of asthma, allergies, and eczema
6 (14:57) **Hygiene Hypothesis vs Milk** - Debate over whether dirt exposure or raw milk drives the protection
7 (16:24) **Study Limitations** - Many European studies compare raw farm milk to ultra-high-temperature processed milk

+ Full timestamped outline available in the app

Show Notes

Raw milk is having a major moment, with fans claiming it’s a gut-healing superfood that can prevent everything from asthma to allergies. But others are like HOLD ON — we pasteurize milk to make it safe! Drinking raw milk can kill you. So, who’s right? Could there be some benefits to guzzling milk straight from the teat? Or is it a terrible idea? We talk to food science Prof. John Lucey and pediatric allergist and immunologist Prof. Christine Seroogy to find out.

Find us on YouTube at ScienceVsPodcast! You can also find the show on Instagram at science_vs and Wendy on TikTok at @wendyzuk.

Find our transcript here: https://tinyurl.com/ScienceVsRawMilk

In this episode, we cover:

(00:00) Some people online claim raw milk is GREAT for you

(05:36) What is pasteurization??

(07:15) Is raw milk good for your microbiome?

(11:06) Can raw milk help prevent allergies and asthma?

(24:31) What are the risks of drinking raw milk?

This episode was produced by Blythe Terrell, with help from Ekedi Fausther-Keeys, Meryl Horn, Rose Rimler, Michelle Dang and Wendy Zukerman. We’re edited by Blythe Terrell. Wendy Zukerman is our executive producer. Fact checking by Diane Kelly. Research help from Erica Akiko Howard. Mix and sound design by Bobby Lord. Music written by Bumi Hidaka, Peter Leonard, Emma Munger and Bobby Lord. Thanks to the researchers we spoke to for this episode, including Professor Markus Ege, thanks so much for your time. Thanks to Elsevier for sharing your raw milk book.

Thanks to Elsevier for sharing your raw milk book with us. Thanks to the Zukerman family, Joseph Lavelle Wilson, and Jack Weinstein.

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