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Optimum Nutrition

Optimum Nutrition ZMA 90 Caps

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Optimum Nutrition ZMA 90 Caps

Note: Label may vary.


About Optimum Nutrition ZMA

It's not how much sleep, but the quality of sleep, that separates high-level competitors from their recreational counterparts. And you can bet your next paycheck that they're getting 'champion' sleep by supplementing with ZMA.

ON ZMA is a mixture of Zinc, Magnesium Aspartate, and Vitamin B6. Nothing outrageous, but extremely effective. Research shows ZMA to have a positive effect on sleep, endurance, and muscle growth - all of which a budding athlete needs.

  • PATENTED Combination of Zinc, Magnesium, & Vitamin B6
  • ATHLETES May See a Testosterone Boost
  • STACK With Other Strength & Recovery Enhancing Supplements

Directions Optimum Nutrition ZMA Recommended Use

For more restful sleep and increased endurance, take one capsule of ZMA per day. Take ZMA about an hour before sleep on an empty stomach.

Nutrition Information

Optimum Nutrition ZMA Supplement Facts

Serving Size: 1 Capsule
Servings Per Container:90

  • Amount Per Serving
  • Pyridoxine (B6) (as pyridoxine HCl)
  • 3.5mg
  • Magnesium (as aspartate)
  • 150mg
  • Zinc (as mono-methionine and aspartate)
  • 10mg


Other Ingredients

Rice Powder, Gelatin, Magnesium Stearate.


*While strives to ensure the accuracy of its product images and information, some manufacturing changes to packaging and/or ingredients may be pending update on our site. Although items may occasionally ship with alternate packaging, freshness is always guaranteed. We recommend that you read labels, warnings and directions of all products before use and not rely solely on the information provided by .

*Always consult with a qualified healthcare professional prior to beginning any diet or exercise program or taking any dietary supplement. The content on our website is for informational and educational purposes only and is not intended as medical advice or to replace a relationship with a qualified healthcare professional.

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