Sleep Aid · Nature's Answer
Valerian Root
What the lab found
Contained only 50% of expected valerenic acids (0.75 mg instead of minimum 1.5 mg). Also contaminated with 2.8 mcg lead per daily serving.
Failure type · Underdosed
Active ingredient measured significantly below the labeled amount — not therapeutic.
Source
Independent lab testing, 2018; confirmed by second independent laboratory