No image
NAD+ · Cata-Kor
NAD+ Advanced 500mg Liposomal
HighUnderdosed
What the lab found
Only 65.4% of claimed NAD+. The '500mg' claim includes liposome carrier weight, not actual NAD+. BBB action filed October 2025.
Failure type · Underdosed
Active ingredient measured significantly below the labeled amount — not therapeutic.
Source
Amazon compliance testing, April 2025; Better Business Bureau, October 2025