Did you know that black, green, white, and oolong tea all come from the same plant — Camellia sinensis? It’s true. What separates these diverse brews isn’t the plant, but the process. From drying to oxidizing, the journey a tea leaf takes after it’s plucked makes all the difference in flavor, color, caffeine, and health benefits. In this guide, we’ll explore how processing transforms a single leaf into many personalities — and help you find the type of tea that best suits your mood and lifestyle.