No image
NAD+ · Amazon NAD+ Brand #1
NAD+ Supplement
HighUnderdosed
What the lab found
Failed Amazon marketplace compliance testing for NAD+ content. Part of the 57% failure rate finding where 12 of 21 Amazon NAD+ products contained virtually zero active ingredient.
Failure type · Underdosed
Active ingredient measured significantly below the labeled amount — not therapeutic.
Source
Amazon marketplace compliance testing, April 2025