Healthy aging supplement shows limited benefits in older adults with cognitive impairment

Nicotinamide adenine dinucleotide, or NAD+, is all the rage in the healthy aging space.

Social media influencers tout NAD+ supplements, injections and infusions as anti-aging miracles that can clear brain fog and improve everything from energy and memory to athletic performance and recovery.

But the latest research from the University of Delaware suggests the benefits of boosting NAD+ may be more limited than some marketing claims suggest. ...