I've had problems with dry, brittle hair for my whole life, because it's naturally very coarse and curly. I frizz almost immediately, even after using a flat iron. I also used to have a really itchy scalp. However, Head and Shoulders Smooth and Silky 2-in-1 has helped out a lot with these problems. My hair's noticeably smoother now, and my scalp never itches. I also use the Smooth and Silky conditioner, because I don't think there's enough softening agent in the 2-in-1 shampoo by itself. My only problem with this product is that it has a tendency to wash out hair coloring pretty quickly. I dye...