Natrol
4 products scored by Formulate's ingredient-level rubric. Brand grade reflects a weighted average across the full lineup.
Scored by the Formulate Research Team · Last reviewed July 2026
How Natrol scored
Accurate labels, no proprietary blends hiding doses, consistent sourcing
Ingredient form, bioavailability, dose accuracy across the lineup
Published testing, ingredient origins, full disclosure
USP, NSF, Informed Sport, or comparable third-party testing coverage
New formulations, new forms, research-driven development
Component scores are derived from the product lineup, not from marketing materials. See the methodology page for how each component is computed.
What Natrol makes
- 3 Sleep Supplements
- 1 Nootropics
Top-scoring products
Natrol: frequently asked questions
How does Formulate grade Natrol?
Formulate grades Natrol by aggregating the ingredient-level scores of all 4 Natrol products it has analyzed — weighing dose accuracy, ingredient form, transparency, and third-party testing. Natrol's overall brand grade is F (55/100). It is not a paid or sponsored ranking.
Is Natrol third-party tested?
Natrol scores 40/100 on third-party verification — meaning third-party testing coverage is limited across its lineup. Check individual product pages for which specific products are certified.
What is Natrol's best supplement?
Melatonin Tablets, 5mg is Natrol's highest-scoring product on Formulate at 75/100 (grade B+).
What does Natrol make?
Formulate has scored 4 Natrol products, including 3 Sleep Supplements, 1 Nootropics.
About the grading
Every Natrol product above is scored on dose accuracy, ingredient form, certifications, transparency, and third-party testing. The brand grade aggregates those product scores — it isn't a marketing claim or a pay-for-play ranking. See the methodology page for the full rubric.