Silicones can fight frizz and protect against heat and humidity, but they can also lead to build-up that prevents hair growth ...

A good shampoo can also remove dirt ... and instead opt for a sulfate-free product with more silicone to cause less damage on your hair especially if it’s fragile,” says Dr. Kilgour.

Which shampoo for curly hair is best ... What you’ll love: Free of sulfates, parabens and silicone, this hydrating and detergent-free cleanser provides a reliable clean with UV protection.