yes, porosity does make a difference. i'm still not 100% certain what mine is, altho i think i'm medium to high.
i think texture tells me what products to use, and porosity how much??????
by the way, struttswife's website is very enlightening about this, as is her blog.
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3a, some 2c & 3b, medium texture, porosity normal, low elasticity
washing/cowashing, conditioning, protein tx: curl junkie products
leave in:cj conditioners and treatments as leave in
styling: cj pattern pusha, cj honey butta leave in, cj cccc, cj ciab, lalsg. cj aloe fix gel is my high dews/summer HG!!
sealants - spiral solutions emollience butter, jane carter nourish & shine