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Understanding Hair Porosity What You Need To Know

Written by Bardi Jul 10, 2023 ยท 4 min read
Understanding Hair Porosity  What You Need To Know
Hair Porosity Find Out If You Have Low, Normal or High
Hair Porosity Find Out If You Have Low, Normal or High

Table of Contents:

Definition of Hair Porosity

Have you ever wondered why some people's hair seems to absorb moisture easily while others struggle to keep their hair hydrated? The answer lies in hair porosity, which is the ability of hair to absorb and retain moisture.

Hair porosity is determined by the cuticle layer, which is the protective outermost layer of the hair shaft. The cuticles can be tightly packed, partially open or fully open, depending on the porosity level of your hair.

There are three types of hair porosity:

  • Low Porosity Hair - cuticles are tightly packed, making it difficult for moisture to penetrate the hair shaft.
  • Normal Porosity Hair - cuticles are partially open, allowing moisture to pass through the hair shaft while retaining some of it.
  • High Porosity Hair - cuticles are fully open, allowing moisture to pass through the hair shaft easily, but also causing rapid loss of moisture.

How to Determine Your Hair Porosity

If you're not sure about your hair porosity, there are a few ways to determine it:

  • Observation - observe how your hair reacts to water. If it takes a long time to get wet and feels heavy when wet, you may have low porosity hair. If it absorbs water quickly and dries fast, you may have high porosity hair.
  • Float Test - take a strand of hair and put it in a bowl of water. If it floats on the surface, you have low porosity hair. If it sinks to the bottom, you have high porosity hair.
  • Slip and Slide Test - take a strand of hair and slide your fingers up and down the shaft. If you feel bumps, you may have high porosity hair. If your fingers glide smoothly, you may have low porosity hair.

Step-by-Step Guide to Testing Hair Porosity

Here's a step-by-step guide on how to test your hair porosity using the float test:

  1. Take a few strands of clean hair and put them in a bowl of water.
  2. Wait for a few minutes and observe how the hair reacts.
  3. If the hair floats on the surface, you have low porosity hair. If it sinks to the bottom, you have high porosity hair.
  4. If the hair sinks slowly or stays in the middle, you have normal porosity hair.

Tips for Managing Different Hair Porosity Types

Low Porosity Hair:

  • Avoid heavy oils and butters that can weigh down the hair.
  • Use lightweight products that can penetrate the hair shaft.
  • Clarify the hair regularly to remove buildup that can block moisture from entering the hair shaft.

Normal Porosity Hair:

  • Use products that balance moisture and protein to maintain healthy hair.
  • Avoid over-styling with heat tools that can damage the hair.
  • Protect the hair from sun exposure and chlorine damage.

High Porosity Hair:

  • Use heavy oils and butters to seal in moisture.
  • Use deep conditioning treatments regularly to restore moisture and repair damage.
  • Avoid over-manipulating the hair to prevent further damage.

FAQs about Hair Porosity

Q: Can hair porosity change over time?

A: Yes, hair porosity can change due to chemical treatments, heat styling, and environmental factors.

Q: Can hair porosity be genetic?

A: Yes, hair porosity can be genetic and may run in families.

Q: Can hair porosity affect hair growth?

A: No, hair porosity does not affect hair growth, but it can affect the overall health and appearance of the hair.

Hair Care Tips for Healthy Hair

Regardless of your hair porosity, there are a few tips that can help you maintain healthy hair:

  • Protect your hair from heat damage by using a heat protectant spray.
  • Trim your hair regularly to prevent split ends and breakage.
  • Avoid over-washing your hair, as it can strip away natural oils and cause dryness.
  • Use a wide-tooth comb to detangle wet hair to prevent breakage.
  • Eat a healthy, balanced diet to promote hair growth and overall health.

Now that you know what hair porosity is and how to determine it, you can take the necessary steps to care for your hair properly. With the right products and techniques, you can achieve healthy, beautiful hair.


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