New parents hear a lot about gut health – from friends, from social media, and sometimes from their pharmacist. Probiotic drops for babies have become a common question, so here is a plain-language guide to what they are and what to look for if you are considering them. What are probiotics? Probiotics are live "friendly" bacteria or yeasts. A baby's gut starts developing its own community of bacteria from birth, shaped by things like how they were born, how they are fed, and