Hair porosity is divided into three broad categories: low porosity - cuticles that are close together; medium porosity – cuticles that are less tightly bound; and high porosity – cuticles that are ...

These hair strands are extremely porous, so have a hard time holding onto the moisture they’re so good at soaking up. High porosity hair needs to be handled with care. According to Bishop ...

Historically, low porosity hair is normally seen as 'good' and high porosity 'bad' it's way more nuanced than that and both hair types have pros and cons. So, if you think you have low porosity ...