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How does bleached hair work?

Published in Hair Coloring 2 mins read

Bleached hair works by using chemical agents to lighten hair color, essentially removing the pigment from hair strands.

Understanding Hair Bleach

Hair bleach is a powerful chemical that can significantly alter your hair color. Here's a breakdown of how it works:

  • Pigment Removal: According to a reference, hair bleach is a "chemical agent that lightens your hair color by removing the pigment from your hair strands". This means it targets and breaks down the melanin, the pigment responsible for your hair's natural color.
  • Fast Action: Bleach works quickly, making it a popular method for drastically changing hair color. The reference notes that it is "one of the fastest and simplest ways to strip your hair of color."
  • Preparation for Dye: After bleaching, the hair is lighter and can be further colored with hair dye. As stated in the reference, "Once the bleach lightens your hair enough, you can use a hair dye to alter your hair color."

The Process Explained

Bleaching involves a chemical reaction that opens up the hair cuticle (the outer layer of the hair shaft), allowing the bleaching agents to penetrate and act on the melanin within.

Action Description
Cuticle Opening Bleaching chemicals open the protective outer layer of the hair (cuticle).
Melanin Breakdown These chemicals target and break down the melanin pigments within the hair shaft.
Lightening As melanin is broken down, the hair loses its natural color and becomes lighter.

Key Points to Remember About Bleach

  • Damage: Bleaching can damage the hair shaft and cuticle, leading to dryness, brittleness, and breakage if not done properly.
  • Professional Help: It's often best to get your hair bleached by a professional to minimize damage and achieve the desired results.
  • Post-Bleach Care: Bleached hair requires extra care, including regular conditioning and moisturizing.

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