How to Determine Your Hair Porosity: Every Testing Method Compared

How to Determine Your Hair Porosity: Every Testing Method Compared

Hair care is not one-size-fits-all. You might use products that work well for others, yet your hair stays dry, oily, or frizzy. The secret often lies in hair porosity—a hidden trait that controls how your hair absorbs and keeps moisture. Understanding your hair’s porosity can transform your hair care routine. But how do you actually … Read more