Before shampoo was invented, people used bars of soap to wash both their hair and body. Liquid shampoo was invented in 1927, making the choice to use an appropriate shampoo for your hair type simple. Several companies have developed unique formulas for each hair type, ensuring that your hair is clean and healthy. There is a shampoo for everyone, whether you have oily, dry, damaged, fine, curly, or color-treated hair. Let’s take a look at the options of shampoo you can choose from: 1. Clarifying shampoo Hairsprays, heat protection sprays, hair gel, and other hair care products have been known to cause scalp build-up and these build-ups can cause you to develop a flaky scalp. Yuck! To clear up the build-up, you should use clarifying shampoo. This type of shampoo will help clear your scalp of that unsightly build-up caused by hair products like gels and hairsprays. The shampoo will also remove hard water deposits that is caused by swimming in chlorinated water or not having a water softener. It is good to clear your hair of unnecessary build-up, but it is possible to clarify your hair too much. Clarifying too much can remove the natural oils your hair needs to be healthy.