LONGEVITY with Nathalie Niddam#418: The Science of NAD+: Why Precursors & IVs Fail Without This Step With Courtney Van BussumThe Hidden Cost: Methyl Theft
29:17–30:17 · 60s
Courtney explains how excess nicotinamide upregulates NNMT, which steals methyl groups and raises homocysteine—linking aggressive NAD strategies to impaired methylation and inflammation.