11/10/2026
"It's nothing us as parents have done. But it's really having children in this modern era."
9 in 10 babies in the US are missing one or more key species of gut bacteria that shape their immune system for life. The causes are the hallmarks of modern medicine and modern life: antibiotics, C-section births, infant formula, and a diet low in fibre.
Dr. Stephanie Culler led the My Baby Biome study, one of the largest infant microbiome studies ever run in the United States and this week she joins Best Beginnings to explain what that means for every family.
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