ZMA Capsules
Scored by the Formulate Research Team · Last reviewed July 2026
Score Breakdown
Formulate scores every product across six weighted dimensions. Each dimension is graded independently — hover or tap to see what drove each component.
Ingredients per Serving
Certifications & Testing
Other Ingredients
Capsule, Magnesium Stearate, Microcrystalline Cellulose, Silicon Dioxide
Recommended Use
Suggested Use: Men: as a dietary supplement, take 3 capsules daily on an empty stomach 30-60 minutes before bedtime or as directed by your healthcare professional. Avoid taking with dairy or other calcium-containing foods or supplements. Women: As a dietary supplement, take 2 capsules daily on an empty stomach 30-60 minutes before bedtime or as directed by your other calcium-containing foods or su
Warnings
Warning: For healthy individuals 18 years and older. Consult a healthcare professional prior to use if you are pregnant or nursing, taking medication, or have a medical condition. Keep out of reach of children. Do not use if safety seal is broken or missing.
Frequently Asked Questions
What is Nutricost ZMA Capsules's Formulate score?
Nutricost ZMA Capsules scores 90 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 Nutricost ZMA Capsules worth it?
Nutricost ZMA Capsules scores 90/100 (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 Nutricost ZMA Capsules?
Each serving contains Vitamin B6 (7 mg), Magnesium (300 mg), Zinc (20 mg), Vitamin B6 (10.5 mg), and more. Serving size: 3 Capsule(s). 60 servings per container.
How do I take zma capsules?
Suggested Use: Men: as a dietary supplement, take 3 capsules daily on an empty stomach 30-60 minutes before bedtime or as directed by your healthcare professional. Avoid taking with dairy or other calcium-containing foods or supplements. Women: As a dietary supplement, take 2 capsules daily on an empty stomach 30-60 minutes before bedtime or as directed by your other calcium-containing foods or supplements.
Who makes ZMA Capsules?
ZMA Capsules is made by Nutricost. See Formulate's full grade and product lineup for Nutricost on its brand page.
Is Nutricost ZMA Capsules third-party tested?
Nutricost lists the following certifications and testing for this product: Non-GMO, Gluten-Free, Vegetarian.
Related Supplements
Track zma capsules in your stack
Build a personalized supplement stack free in your browser — no install. Flag dose overlaps and interactions, and keep every product scored against the latest evidence.
Is ZMA Capsules right for your goals?
Two questions, then every ingredient graded against what you're actually trying to do — plus what it costs per effective dose.
Build my stack2 questions · free · no account needed to start
Also on iPhone — get the free app
Evidence-based supplement guides, no spam
We send a short digest when new guides drop — nothing else. No affiliate pushes, no sponsored content, unsubscribe anytime.
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.