NADH is an energy-rich coenzyme of vitamin B-3 that is essential for the production of ATP, the primary energy carrier in our cells. The brain, the nerves, the muscles and the heart require a constant supply of ATP energy in order to function. Source Naturals now brings you ENADA, the only patented, stabilized, absorbable form of NADH available. Supplement Facts for 5 mg blister Tablet Serving Size: 1 tablets Amount %DV NADH (Reduced B-Nicotinamide Adenine Dinucleotide) 5 mg † Other Ingredients: D-mannitol, sodium bicarbonate, microcrystalline cellulose, magnesium stearate, and vitamin C (as sodium ascorbate). Warning: If you are pregnant, may become pregnant, or breastfeeding consult your physician before using this product. Do not use if either tamper-evident seal is broken or missing. Keep out of the reach of children. Suggested Use: 1 tablet daily in the morning, on an empty stomach, with water. Wait 30 minutes before eating.