T. Reichstein, A. Grüssner, and R. Oppenauer synthesized vitamin C.

Isolation of Compound Fa, identical with Compounds E and F. "In the mid-1930s Edward Kendall and Tadeus Reichstein succeeded in isolating and analyzing the composition of a number of similar hormones derived from the adrenal cortex. These became the basis for cortisone preparations that, with input from Kendall and Philip Hench, were used at the end of the 1940s to treat rheumatoid arthritis and other inflammations."

In 1950 Reichstein shared the Nobel Prize in Physiology or Medicine with Kendall and Hench "for their discoveries relating to the hormones of the adrenal cortex, their structure and biological effects."