Reichstein, Tadeus << RYK styn, tah DAY oos >> (1897-1996), a Swiss chemist, shared the 1950 Nobel Prize for physiology or medicine for his research on hormones of the outer cover, or cortex, of the adrenal glands. He isolated cortisone in 1936. In 1933, he synthesized ascorbic acid, or vitamin C. Reichstein was born in Wloclawek, Poland.