Written by the Fiveable Content Team • Last updated September 2025
Verified for the 2026 exam
Verified for the 2026 exam•Written by the Fiveable Content Team • Last updated September 2025
Definition
NADPH is a coenzyme used in anabolic reactions, which build large molecules from small molecules. It provides the high-energy electrons needed to make carbon-carbon bonds during photosynthesis.
Related terms
Nicotinamide Adenine Dinucleotide (NAD+): A coenzyme found in all living cells, involved in redox reactions and carrying electrons from one reaction to another.