Melatonin
Scored by the Formulate Research Team · Last reviewed July 2026
Score Breakdown
Three factors carry this score; three more are checked separately and can only take points away. Hover or tap to see what drove each one.
Ingredients per Serving
Certifications & Testing
Other Ingredients
Microcrystalline Cellulose, Hypromellose, Magnesium Stearate
Recommended Use
Suggested Use: Take 1 capsule near bedtime with water.
Warnings
Caution: For adults only at bedtime. Not for pregnant or nursing women. May cause drowsiness. Do not use in conjunction with alcoholic beverages, when driving a vehicle, or while operating machinery. Consult physician if taking medication (especially sedatives and anti-depressants) or have a medical condition (including depression, high blood pressure and epilepsy). Keep out of reach of children.
Frequently Asked Questions
What is NOW Foods Melatonin's Formulate score?
NOW Foods Melatonin scores 91 out of 100 (grade A) on Formulate's ingredient-level rubric: clinical evidence, dose accuracy and bioavailability carry the score, while manufacturing, transparency and safety are checked separately and can only deduct.
Is NOW Foods Melatonin worth it?
NOW Foods Melatonin scores 91/100 (grade A). That puts it in Formulate's top tier: its ingredient doses, forms, and label transparency hold up against the clinical evidence, and it carries credible third-party testing. Formulate grades every product with the same automated rubric, so the score reflects the formula — not marketing or sponsorships.
What's in NOW Foods Melatonin?
Each serving contains Melatonin (5 mg). Serving size: 1 Capsule(s). 180 servings per container.
How do I take melatonin?
Suggested Use: Take 1 capsule near bedtime with water.
Who makes Melatonin?
Melatonin is made by NOW Foods. See Formulate's full grade and product lineup for NOW Foods on its brand page.
Is NOW Foods Melatonin third-party tested?
NOW Foods lists the following certifications and testing for this product: Vegan, Vegetarian, Gluten-Free, Dairy-Free.
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Disclosure. Formulate may earn a commission from purchases made through links on this page. Commissions never influence scores — every product is graded by the same automated rubric. This page is for educational purposes only and does not replace advice from a qualified healthcare provider.