I think I read vitamin K helped and I used a cream that had vitamin K in it, but did not seem to make any difference.
My understanding from my dermatologist is sun damage from years ago I have sent my skin made worse by my steroid use for my auto immune disease. I don't think it's so much current son that causes the problem.
Yes, I've been trying to find very thin long sleeve shirts to wear when I get a particularly hideous spot