Enoyl-ACP reductase catalyzes the final reduction in the process of fatty acid biosynthesis.

Trans-2-Enoyl-ACP + NADPH + H⁺ <=> Acyl-ACP +  NADP⁺

See also:Fatty Acid Biosynthesis Strategy, Fatty Acid Synthase, Fatty Acids, Palmitate Synthesis from Acetyl-CoA, Synthesis of Long Chain Fatty Acids, Figure 18.27