The ideal intervals to wash your hair is two or three times a week.

“This makes the water safe for consumption but oftentimes not great for the hair structure and scalp.”

Luckily, there may be a solution.

Long shiny hair

What can a filtered showerhead do for your hair?

“Without a shower filter, the chemicals used in water treatment plants can wreak havoc on the hair.

“This can leave the hair feeling dry and brittle, causing breakage.

Shower head and steam

The hair can become hard to manage with frizz and tangles.

The scalp is also at risk of becoming dry and flaky.”

She writes that her hair has never been better.

Jolie filtered showerhead