It makes a world of difference.
BRB, ordering multiple bottles.
We spoke with a hair expert on how it works.
Almost too easy to mess up.
You don't want to miss this.
“I was in disbelief for the longest time at how well it works."
One person called it a “dream” for fine, damaged strands.
Make your hair look like it's under a permanent filter.
One shopper has been using it for 28 (!!) years.