Your mouth is home to one of the most diverse ecosystems in your entire body—the oral microbiome. This complex community contains billions of microorganisms, including over 700 species of bacteria, fungi, and viruses. While “bacteria” might sound concerning, many of these tiny residents are actually beneficial and essential for maintaining good oral health. Understanding Your Oral Ecosystem The oral microbiome functions like any natural ecosystem—when in balance, everything works harmoniously. This equilibrium, called “homeostasis,” helps protect against harmful pathogens, aid…