The Baby Gut Microbiome Crisis: How C-Sections, Missing Bacteria, and Probiotics Shape Infant Health, Eczema, Asthma, and Allergies
Biohacking with Brittany - A podcast by Brittany Ford

Carrie McGuckin, a neonatal nurse and advocate for newborn wellness, shares eye-opening insights on the importance of B. infantis bacteria, how C-sections impact a baby's microbiome, and the atopic march—a cascade of health conditions like eczema, allergies, and asthma that may be linked to gut health. We dive deep into the science behind Evivo, a revolutionary probiotic designed specifically for babies, and how it plays a crucial role in shaping the gut microbiome from birth. WE TALK ABOUT: 07:30 - The role of B. infantis in infant gut health 10:30 - How birth method impacts a baby's microbiome 12:30 - The truth about vaginal seeding or swabbing for C-section babies 15:00 - Taking B. infantis before giving birth 19:00 - Why some populations still have B. infantis in their gut 22:30 - How probiotics affect digestion, colic, and diaper rash 30:00 - Understanding the atopic march: eczema, allergies, and asthma 32:00 - Brittany’s experience with postpartum eczema and upcoming experiment with Evivo 41:00 - Ideal duration for babies and kids to take probiotics for maximum benefit 47:00 - Advice on how to raise a healthy baby SPONSORS: Join me at the Health Optimization Summit USA 2025 in Austin, Texas! Use my code BIOHACKINGBRITTANY for an extra 10% off your tickets. Grab your tickets at hosummit.com/brittany. RESOURCES: Optimize your preconception health by joining my Baby Steps Course today! Optimize your preconception health and fertility through my free hormone balancing, fertility boosting chocolate recipe! Download it now! My Amazon storefront Evivo’s website and Instagram LET’S CONNECT: Instagram, TikTok, Facebook Shop my favorite health products Listen on Spotify, Apple Podcasts, YouTube Music