Generally speaking, the vertical axis of a tropical cyclone, usually defined by the location of minimum wind or minimum pressure. The cyclone center position can vary with altitude. In advisory products, refers to the center position at the surface.
Facts on vitamin A and psoriasis. 1  Vitamin A can be very effective in treating psoriasis. 2  Creams and tablets can be prescribed. 3  High doses of Vitamin A should only be given under specialist supervision.  A combination of Vitamin A and phototherapy (light treatment) can give excellent results of most patients.
It may even cause malformation in the unborn child. Vitamin B. B-vitamins are highly important in your skinâs production of new cells and tissue, as well as your nerve conduction and sensation. A common symptom of low vitamin B levels is itchy and flaking skin. It might even cause development of psoriasis.