NMNH (Nicotinamide Mononucleotide) is a powerful supplement that boosts NAD+ (Nicotinamide Adenine Dinucleotide) levels, essential for numerous biological processes in every living cell. As NAD+ levels decline with age, NMNH helps enhance cellular energy, cognitive function, and immune system health. Recent research indicates that NMNH may be the most effective supplement for maintaining NAD+ levels as we age, supporting overall health and longevity.