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Updated May 2016 Low porosity hair is not necessarily difficult hair or problem hair. It is hair that is easily kept in a healthy condition, strong and elastic. It doesn't need a lot of help to keep its integrity, it needs gentle handling and a little personalized care. So why do people describe having a hard time moisturizing low porosity hair, then? What are we missing? Why isn't conditioner the quick path to moisturized hair? Why does oil and conditioner seem to sit on top of your low porosity hair, but soak in for everybody else? NOTE: Healthy, low porosity hair may or may not have the cosmetic attributes you find desirable - that's different. That's perception and  expectation . You may find your low-porosity hair frustrating because you want it to feel or behave differently whereas somebody else might prefer to have hair like yours. If your lower porosity hair feels dry, wiry, tangly or brittle it not necessarily lacking oil or conditioner - it's lacking hyd...

Managing Elasticity and Porosity: "How To" and a little of the science behind it. Elasticity is a hair character or property that overlaps with porosity. Human hair is elastic - it stretches a little. It stretches a bit more when wet than when dry when it is well cared for. If we over-stretch our hair, it will be damaged. But hair that stretches rather than breaks is a good thing because it's still there to protect our heads. ©Science-y Hair Blog 2014 When hair is dehydrated, it loses it's elasticity, its "stretch." Think of leather or rubber or wood left in the sun and wind for a long time. It becomes dehydrated, loses it's flexibility and becomes brittle. When hair is porous, it loses water more rapidly than is good for it. Hair can be porous because it has been out under the sun a lot, as a result of frequent washing or wetting or lots of brushing, from hair dye or highlights or swimming pools or chemical relaxers or permanent waves or high heat styli...