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Your Pregnancy Microbiome, with Anne Estes

The Birthful Podcast: Episode #80

We hear a lot about the microbiome and birth, but what about during pregnancy? Does your microbiome change depending on the trimester you are in? Is it impacted by avoiding deli meats and sushi? Are there ways to alter your microbiome to discourage the presence of Group B Strep? Anne Estes tells us more. Check it out.

To listen here, click the play button on the player above, or click the button below to listen in iTunes.


What we talked about:

  • The microbiome, Est. 1909.
  • Not all location are created equal: the gut, vaginal, skin, and breastfeeding microbiomes
  • Why a little pooping during pushing is a good thing.
  • Recommendations for a healthier gut microbiome.
  • Do you need probiotics?
  • Will avoiding deli meats, raw eggs, and raw fish have an effect on your microbiome?
  • Is there a microbiological way to discourage the presence of Group B Strep?
  • Does the microbiome change with gestational age?
  • Considering your ethnicity and the vaginal microbiome


This episode is brought to you by Natural Breastfeeding,
and their FREE Quick Start Video. Go watch it at



Resources and links to great info mentioned on the show:

Anne Estes
Courtesy of Anne Estes

About Anne M. Estes

Anne M. Estes, PhD is the human host of the microbiome blog, Mostly Microbes. As a microbiome scientist and mom, she is passionate about distilling the rapidly developing microbiome literature for parents, childbirth educators, and medical professionals so they can make informed medical and lifestyle decisions. Anne has two girls, ages 3 and 8, who inspire her to come up with creative ways to teach everyone about the amazing world of microbes. She is also a contributing blogger to the Lamaze International blog, Science and Sensibility, and, an academic blog about the microbiome of built environments. She is also a postdoctoral fellow at the Institute for Genome Sciences in Baltimore, MD, where she studies how microbes and their animal hosts work together throughout host development.
Connect with Anne at





Like the music on the podcast?:

Title music:Vibe Aceby Kevin MacLeod, from the Free Music Archive / CC BY (edited for length).

Sponsorship music:Air Hockey Saloon” by Chris Zabriskie, from the Free Music Archive / CC BY (edited for length).

Adriana Lozada