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.
Several studies found that people taking fish oil supplements, either alone or with other treatments, experienced a decrease in psoriasis severity. Vitamin D was also shown to improve psoriasis and psoriatic arthritis. However, vitamin D can also cause serious side effects by raising the calcium level in the blood. Sometimes that can lead to things like kidney stones and maybe even gout, Liao said.