The best products I’ve ever used come in the least sexy (affordable) packages. Here are unsexy products I swear by as a dermatologist that are actually sexy because they are cheap and they WORK. 1. Head & Shoulders Classic Shampoo. Head & Shoulders is one of the most affordable, versatile products everyone should have in their home. That’s because it contains pyrithione zinc 1%, so it is not only great as a dandruff shampoo and to reduce hair shedding on the scalp, but it can be used as a wash t