A Series of Facts About Shampoo Like Why Many Shampoos Contain Silicone

Guest host Craig Benzine shares a series of facts about shampoo, including why many shampoos include silicone in their formula, in the latest episode of the Mental Floss series List Show. Polymers like silicone are added to coat the hair after the surfactant chemicals in shampoo wash away the sebum that naturally protects it.