“Why does my hair feel greasy right after washing, while others enjoy a clean, fluffy finish?” “Even daily washing doesn’t stop the itch—am I using the wrong shampoo?” If you’ve found yourself puzzled by these issues, you’re not alone. The truth is, we often overlook a crucial factor in our hair care routines: choosing a shampoo isn’t just about how it feels—it’s about how well it fits. Just like your skin, your scalp has its own “personality”: oily, dry, sensitive, balanced, or even combination. Ignoring your scalp type and blindly following trends can lead to more harm than good. Today, we’ll dive into the care logic behind different scalp types…