A: Foaming soap pumps do a pretty good job of coaxing a respectable lather from sulfate-free shampoos. Fill the container a quarter way with shampoo and the rest with water (you might have to adjust ...

Most shampoos contain sulphates, as they help to create a rich lather, resulting in a deep clean. However, they can irritate and dry out scalps, which isn't ideal for those with sensitive skin. The ...