Having sufferd from Psoriasis that as now spead to soles of feet i often wonderd why it ich so much.
On further READING its the TOXIC effect of inflamation cells in our skin tisue that make it ich.
So we will scrap it off ... In my picture you can see on left yellow stained skin that is inflamation in skin tissue plaque psoriasis thats what cause you to ich so much.
Right of picture you cant see any or very little.
I would not recommend psoriasis on soles of feet.
Here is intresting read : psoriasis.org/advance/featu...