Fact checked by Nick Blackmer A supplement called NAD is trending on TikTok for causing youthful-looking skin.NAD, or nicotinamide adenine dinucleotide, is a naturally occurring molecule that helps ...

In the ever-evolving wellness world, few supplements have generated as much excitement as Nicotinamide Adenine Dinucleotide (NAD). This cellular powerhouse is quickly becoming a go-to for those ...