Ara Katz is co-founder and co-CEO of Seed Health, a microbiome-science company pioneering innovations in probiotics and medicine to impact human and planetary health. Her flagship product, the Daily Synbiotic, is a two-in-one daily capsule containing both a probiotic and prebiotic to support gut health. Prior to starting her own science company, Katz co-founded the mobile-commerce startup Spring, where she helped launch ApplePay on the iPhone. On this episode, hear how the death of her mother sparked a lifelong curiosity in human biology and how this interest eventually led her to create a product that she hopes will revolutionize the way we take care of ourselves—starting with our insides. Plus, Katz debunks some common misconceptions around gut health.