Illustrated Glossary of Organic Chemistry

NADH: The reduced form of the nucleic acid coenzyme NAD+. A coenzyme in certain biological reduction reactions.


Molecular structure of NADH.


+   NADH
Enzyme


+   NAD+
Reduction of pyruvic acid with an enzyme and NADH (a coenzyme) gives lactic acid and NAD+ (the oxidized form of NADH).