“Baby’s first colonizers are supposed to be predominantly lactobacilli, the microbes picked up in the vaginal canal. Lactobacillus sets up a healthy human gut with positive influence over digestion and immune functions. If other species of bacteria are baby’s first colonizers, the baby’s microbiome sets up differently, maybe harmfully.”

“Baby’s first colonizers are supposed to be predominantly lactobacilli, the microbes picked up in the vaginal canal. Lactobacillus sets up a healthy human gut with positive influence over digestion and immune functions. If other species of bacteria are baby’s first colonizers, the baby’s microbiome sets up differently, maybe harmfully.”

— Eugenia Bone