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ZMA

Optimum Nutrition
4.6
★ ★ ★ ★ ★
(16553 ratings)
Zinc 30 mg
Magnesium 450 mg
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Score91

A reliable blend of bioavailable zinc, magnesium, and vitamin B6 designed to support muscle recovery and foundational health for active people.

How scoring works
Quantity:90 Capsule(s) • (30 servings)
Goals:
Testosterone Support
General Health
Hair Health
Immunity
Sleep Support
Fitness
Energy
Metabolism Boost

Score 91

A reliable blend of bioavailable zinc, magnesium, and vitamin B6 designed to support muscle recovery and foundational health for active people.

How scoring works
$19.99($0.66 per serving)
Supplement City
$ 19.99
Vitacost
$ 26.53
Amazon
$ 22.46
iHerb
$ 24.12
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Analysis

This ZMA formula combines magnesium aspartate with two forms of zinc to support physical recovery and general wellness. Using magnesium aspartate helps ensure the mineral is efficiently taken up by the body to assist with muscle relaxation and metabolic health. Vitamin B6 is added as a helper to support the way these minerals are used during rest periods.

For people who exercise frequently, these nutrients are often lost through sweat and need to be replaced to maintain consistent energy and hormonal balance. The dosage matches standard amounts often used to support sleep quality and foundational health. It is a simple and focused choice for anyone needing a reliable way to keep their mineral levels steady.

Pros

  • Uses well-absorbed mineral forms
  • Includes B6 for better metabolic use
  • Simple formula without unnecessary fillers
  • Meaningful mineral dosages for recovery

Cons

  • Does not include copper to balance zinc
  • Higher price per serving than basic minerals
  • Requires taking multiple capsules for full dose

Warnings

  • High doses of magnesium can cause a mild laxative effect for some
  • Zinc intake at this level should be monitored if used for many months

Nutrient quality

93 Highest impact

Magnesium aspartate and zinc monomethionine represent highly bioavailable mineral salts that assist with systemic absorption. Clinical dosages appear well aligned with recovery requirements for active individuals without crossing safety thresholds.

Ingredient transparency

97 Highest impact

Labeling provides clear specific amounts for every active component and identifies the exact mineral forms used. Specific intake guidance and non-active ingredient disclosures are presented in a straightforward and understandable manner.

Customer satisfaction

93 Highest impact

Customer feedback indicates a very high level of trust and consistency in the reported results for sleep and recovery. The volume of reviews provides a robust statistical base for evaluating the user experience.

Value for money

78 High impact

Pricing is positioned on the higher end of the market for standard mineral combinations. While the ingredient quality is high, the cost per serving is less competitive than larger bulk alternatives.

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Goals

Impact
Highest effect
A+ Goal FitA+ Strength of SupportB+ CoverageA+ Formula Quality

Zinc, magnesium, and vitamin B6 are provided in this classic ZMA combination to support natural hormone levels and recovery. Utilizing zinc monomethionine and magnesium aspartate ensures superior bioavailability for these foundational endocrine nutrients.

Dosing for both minerals is precisely aligned with clinical research targeting the male reproductive system. This formula provides high-potency depth for those seeking focused support for steroidogenesis and hormone regulation.

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Impact
Highest effect
A Goal FitA+ Strength of SupportB- CoverageA+ Formula Quality

Magnesium Aspartate (450mg) and Zinc Monomethionine (30mg) support muscle function and systemic mineral balance for daily vitality. This combination, including Vitamin B6, may contribute to healthy recovery and sleep quality as pillars of general wellness.

The clinical doses are expertly sized for therapeutic efficacy and mineral replenishment. This high-purity formulation provides robust support for core mineral pathways in a logically structured format.

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Impact
Highest effect
A Goal FitA+ Strength of SupportC CoverageA+ Formula Quality

Zinc monomethionine and magnesium aspartate support the cellular division and tissue regeneration required for healthy hair follicles. Zinc is a vital mineral cofactor for over 300 enzymatic processes, many of which involve protein synthesis for the hair shaft.

Providing 30 mg of bioavailable zinc helps ensure the follicles have the necessary foundations for active growth phases. This targeted approach appears well aligned for individuals looking to support hair health through mineral optimization.

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Impact
Highest effect
A Goal FitA+ Strength of SupportC+ CoverageA Formula Quality

This ZMA formulation provides 30 mg of Zinc in bioavailable forms to support immune cell development and overall defense mechanisms. Zinc is essential for the activation of T-lymphocytes and for maintaining the integrity of the body's natural barriers.

The combination with Magnesium and Vitamin B6 supports systemic recovery and metabolic health, which are vital during periods of immune stress. However, the lack of copper should be considered for individuals planning long-term daily use at this Zinc dosage.

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Impact
Highest effect
A- Goal FitA- Strength of SupportB+ CoverageA+ Formula Quality

Magnesium Aspartate, Zinc, and Vitamin B6 form the classic ZMA blend, which is traditionally used to support nighttime recovery and sleep quality. The 450mg dose of magnesium is particularly relevant for supporting muscle relaxation and nervous system function.

This formulation is widely used by active individuals to improve sleep depth and recovery. The synergistic relationship between the minerals and B6 makes it a logical choice for physical relaxation support.

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Impact
Highest effect
B+ Goal FitA+ Strength of SupportB- CoverageA+ Formula Quality

Zinc monomethionine and magnesium aspartate are combined to support athletic recovery and hormone balance. These nutrients may contribute to improved sleep quality and muscle repair after intense exercise.

Vitamin B6 is included to facilitate mineral absorption and energy metabolism. The classic ZMA profile appears well aligned with the fitness goal of enhancing recovery and performance capacity.

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Ingredients

IngredientAmount per serving
Vitamin B6 (Pyridoxine Hydrochloride)
10.5 mg
Magnesium (Magnesium Aspartate)
450 mg
Zinc (Zinc Aspartate, Zinc Monomethionine)
30 mg
Adults 18–50
Report overview
A+ Active Ingredient Quality & BioavailabilityB+ Dose, Safety & Label TransparencyF Value
This ZMA formula combines high-quality zinc monomethionine with aspartate to support recovery and mineral status. While the dosage is effective, the lack of copper and the high price per serving are notable drawbacks for long-term use.
D Active Ingredient Quality & BioavailabilityA+ Dose, Safety & Label TransparencyD- Value
This ZMA formula is specifically designed for recovery by combining magnesium aspartate with zinc and vitamin B6. It provides a standard therapeutic dose in a bioavailable form suitable for athletes and active individuals.
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