Bio Care NADH (nicotinamide adenine dinucleotide) is the active coenzyme form of vitamin B3. NADH provides ATP energy to the brain, nerves, muscles & the heart amongst other organs.• NADH is the active coenzyme form of vitamin B3. • NADH acts as a reducing agent to donate electrons to the electron transport chain for ATP production. • One molecule of NADH yields three molecules of ATP. • NADH yields an increase in the production levels of dopamine & serotonin. • NADH provides energy to the brain, nerves, muscles & the heart • NADH is also the co-factor of more than 1000 enzymes in our bodies