Mastering Purple Shampoo: How Long Can You Leave It In for Best Results?
Purple shampoo is a game-changer for those with blonde, gray, or platinum hair. It neutralizes unwanted brassy tones, leaving your locks looking fresh and vibrant. But many users often wonder: “What’s the longest you can leave purple shampoo in?” This question is pivotal for anyone looking to maximize the benefits of this unique hair care …