The Float Test: How to Determine Your Hair Porosity
Discover how the float test can help you understand your hair porosity. Learn the science behind it and improve your hair care routine with this DIY method.

Ruth Adebayo
Hair Science Writer

The Float Test: How to Determine Your Hair Porosity
Understanding your hair's porosity is a game-changer in your natural hair care journey. If you've ever felt unsure about why certain products work wonders for some but not for you, it might be time to consider your hair porosity. In this guide, we'll delve into the float test—a simple DIY method to help you determine your hair porosity and tailor your hair care routine for beautiful, healthy hair.
What is Hair Porosity?
Before diving into the float test, let's clarify what hair porosity means. Porosity refers to your hair's ability to absorb and retain moisture. This characteristic is influenced by the condition of your hair's cuticle—the outermost layer of the hair shaft. Understanding your hair porosity can help you choose the right products and techniques to enhance your hair's natural beauty.
Types of Hair Porosity
- Low Porosity: The hair cuticles are tightly bound, making it difficult for moisture to penetrate. However, once moisture is absorbed, it stays locked in.
- Medium Porosity: Often called "normal" porosity, the cuticles are looser, allowing moisture to enter and be retained with relative ease.
- High Porosity: The cuticles are raised or damaged, making it easy for moisture to enter but also for it to escape.
The Float Test Explained
The float test is a popular, simple way to estimate your hair's porosity at home. It's an easy method that requires minimal supplies and offers quick insights.
How to Perform the Float Test
- Gather Your Supplies:
- A glass of water (room temperature) - A few strands of clean, dry hair (preferably freshly washed and without product)
- Conduct the Test:
- Fill a glass with water. - Place a few strands of hair gently on the water's surface.
- Observe the Results:
- Floating: Indicates low porosity. Your hair struggles to absorb moisture and stays on top. - Suspended in the Middle: Suggests medium porosity. Your hair balances moisture well. - Sinking: Points to high porosity. Your hair quickly absorbs moisture and sinks.
Practical Tips for Accurate Results
- Ensure your hair is clean and free from any products, as oils or conditioners can alter the outcome.
- Use multiple strands to get a more accurate generalisation of your hair's porosity.
Tailoring Your Hair Care Routine
Once you've determined your hair porosity, it's time to adjust your routine to suit your hair's specific needs. Here's how:
Low Porosity Hair Care
- Moisturising Products: Look for lighter, water-based moisturisers that won't weigh your hair down.
- Heat: Use warm water or steam when applying conditioners to help open the cuticles.
- Clarifying Shampoos: Use occasionally to avoid product build-up.
Medium Porosity Hair Care
- Balanced Moisture: Maintain a routine that includes hydrating and protein-rich treatments.
- Regular Conditioning: Ensure your hair is conditioned regularly to keep the cuticles in optimal shape.
High Porosity Hair Care
- Rich Moisturisers: Opt for heavier creams and oils to help lock in moisture.
- Protein Treatments: Regular protein treatments can help strengthen and repair the cuticles.
- Sealing Oils: Use oils like castor or argan oil to seal in moisture after washing.
Products to Try
Depending on your hair porosity, here are some product types to consider:
- For Low Porosity: Try lightweight leave-in conditioners from our [/hair-care] section.
- For Medium Porosity: Explore our range of balanced hydrating products, perfect for maintaining moisture.
- For High Porosity: Check out our deep conditioning treatments and sealing oils, available in the [/hair-care] category.
Additional Techniques to Consider
Understanding porosity is just one piece of the puzzle. Here are some techniques that can complement your porosity-focused routine:
- LOC Method: A layering technique using Liquid, Oil, and Cream to retain moisture.
- Deep Conditioning: Regular deep conditioning can benefit all porosity types, though the frequency and type of product may vary.
- Protective Styling: Reduce manipulation and protect your hair from environmental damage with styles like braids or twists available in our [/braiding-hair] collection.
Conclusion
Determining your hair porosity using the float test is an empowering step in your natural hair care journey. By understanding your hair's unique needs, you can make informed choices about the products and techniques that will work best for you. Remember, every head of hair is different, and what works for someone else might not be right for you. Embrace your textured hair and celebrate its beauty with the right care.
For more tips and products to enhance your natural hair journey, explore our full range at Auntie Marlene's. If you have any questions or need personalised advice, feel free to reach out to us.
Ready to Transform Your Hair Care Routine?
Discover products tailored to your hair's porosity at Auntie Marlene's today. Visit our [/hair-care] section and start your journey to healthier, more radiant hair!

About Ruth Adebayo
Ruth Adebayo combines her background in biochemistry with a passion for hair education. She breaks down complex hair science into practical, understandable advice for everyday naturals.
