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How does keratin straighten hair?

Published in Hair Smoothing 2 mins read

Keratin treatments straighten hair by infusing it with keratin and then using heat to seal it in.

The Keratin Straightening Process

The process typically involves several key steps, as demonstrated by the Kerasilk Control Smoothing Service mentioned in the reference. Let's break it down:

  • Preparation: Hair is thoroughly washed, often twice, to remove any buildup and ensure the keratin solution can penetrate effectively.
  • Application: A solution containing a high concentration of keratin is applied to the hair.
  • Absorption: This keratin-rich solution seeps into the hair's pores, effectively filling in any porous areas and damage.
  • Heat-Sealing: A flat iron is used to heat-seal the keratin into the hair shaft. The heat activates the keratin, creating a smooth, straight finish.

How Keratin Changes Hair Structure

The effectiveness of keratin in straightening hair comes from its ability to:

  • Fill Porosity: Damaged hair often has porous areas, leading to frizz and an uneven texture. Keratin fills these pores, making the hair smoother and less prone to frizz.
  • Realign Hair Bonds: The heat from the flat iron helps to temporarily realign the hair's natural protein bonds. This process gives hair a straight and sleek appearance.
  • Create a Protective Barrier: Once sealed, the keratin creates a protective layer around the hair shaft. This barrier helps to prevent humidity and other external factors from causing frizz, making the straightened results last longer.

Example: Kerasilk Control Smoothing Service

The reference specifically mentions the Kerasilk Control Smoothing Service as an example. This treatment involves:

  • Applying a keratin solution to washed hair.
  • Using heat to seal in the solution with a flat iron.
  • Resulting in smooth, straight hair.

In essence, keratin treatments like this one work by using keratin to modify the structure of the hair, creating a smoother and straighter appearance by filling porosity, realigning bonds, and providing a protective layer.

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