Reaction catalyzed by (+)-pulegone reductase (1.3.1.81)
2
+
2
NADPH
+
2
=
+
+
2
NADP+
2 (+)-pulegone
+
2 NADPH
+
2 H+
=
(-)-menthone
+
(+)-isomenthone
+
2 NADP+
