Zinc Magnesium Aspartate Capsules
Optimum Nutrition
Score 70
Optimum Nutrition's ZMA blend provides high total mineral doses from both well-absorbed and less bioavailable forms, offering comprehensive but mixed-quality mineral support.
Score 70
Optimum Nutrition's ZMA blend provides high total mineral doses from both well-absorbed and less bioavailable forms, offering comprehensive but mixed-quality mineral support.
Analysis
This Optimum Nutrition Zinc Magnesium Aspartate supplement provides a substantial dose of its key minerals, combining various forms of magnesium (Aspartate and Oxide) and zinc (Aspartate, Monomethionine, and Oxide). While the Aspartate and Monomethionine forms are generally well-regarded for absorption, the presence of Oxide forms means that not all of the high total quantity may be equally utilized by the body. Vitamin B6, in its Pyridoxine Hydrochloride form, completes the blend.
This formulation is suited for individuals seeking a high total intake of zinc and magnesium, potentially for intense training support or addressing significant mineral needs. It offers a comprehensive approach to ZMA supplementation, though the blend of mineral forms results in variable bioavailability. The product aims to deliver a potent mineral foundation for active lifestyles.
Pros
- Offers a very high total elemental dose of magnesium and zinc from multiple sources.
- Includes well-regarded forms like Magnesium Aspartate and Zinc Aspartate/Monomethionine.
- From a reputable brand in the sports nutrition space.
- Transparently lists all ingredient forms and quantities.
Cons
- Includes less bioavailable forms (Magnesium Oxide, Zinc Oxide) which may reduce overall absorption efficiency.
- Uses Pyridoxine HCl for Vitamin B6, not the active P5P form.
Warnings
- High doses of magnesium and zinc can potentially cause digestive upset; consider adjusting intake if discomfort occurs.
- Individuals monitoring specific mineral forms for absorption should note the mix of highly and less bioavailable forms.
$39.99($0.66 per serving)
 Walmart | $ 39.99 | |
 Vitacost | $ 40.29 | |
 iHerb | $ 43.02 |
Goals
Impact
High effect
High levels of magnesium can contribute to relaxation and sleep, though the mixed forms might mean variable individual experiences with its effects.
Impact
High effect
The high total zinc and magnesium content may support hormone balance, but the mixed absorption forms could influence overall effectiveness compared to consistently bioavailable forms.
Impact
High effect
Adequate mineral status from the high doses can support muscle recovery and function, important factors for muscle development.
Impact
High effect
The significant magnesium dose may contribute to nerve function and stress management, despite the blend of mineral forms.
Impact
High effect
Vitamin B6 and zinc are metabolically active, but the varied bioavailability of the mineral forms might lead to inconsistent metabolic support.
Ingredients
| Ingredient | Amount per serving |
|---|---|
Vitamin B6 | 10 mg |
Magnesium | 435 mg |
Zinc | 28 mg |
Vitamin B6 75
Provides a standard dose of Vitamin B6 in the Pyridoxine HCl form, which is a common and generally effective form for broad support.
Magnesium 70
Offers a high total magnesium dose, but the inclusion of Magnesium Oxide alongside Magnesium Aspartate creates a mixed quality profile for absorption.
Zinc 70
Features a high total zinc dose from various forms, including the less absorbable Zinc Oxide, alongside better forms like Aspartate and Monomethionine.
Alternative products
92 Value 
ZMX2
ALLMAX
ALLMAX ZMX2 offers exceptional value, featuring superior, highly bioavailable forms of Magnesium (Bisglycinate Chelate/Citrate), Zinc (Gluconate), and active B6 (P5P), all at a considerably lower price per serving. This makes it an outstanding choice for optimizing sleep, recovery, and overall physical performance with better ingredient efficacy.
85 Value 
ZMA
PrimaForce
PrimaForce ZMA provides significantly better value. It has a higher score and a much lower price per serving, while delivering solid forms like Magnesium Aspartate and a dual form of Zinc (Aspartate, Monomethionine), plus Pyridoxine Hydrochloride B6. This makes it a very cost-effective choice for sleep, stress, and muscle support.
87 Value 
ZMA
NOW Sports
This NOW Sports ZMA offers better value with its higher score and more competitive price per serving. It includes a well-absorbed Zinc Mono-L-Methionine Sulfate, alongside Magnesium Aspartate and Pyridoxine Hydrochloride B6, providing a good balance of quality and affordability for sleep, muscle function, and testosterone support.
92 Performance
ZMX2
ALLMAX
ALLMAX ZMX2 is a superior alternative due to its excellent ingredient forms. It provides Magnesium Bisglycinate Chelate and Citrate, Zinc Gluconate, and the active form of Vitamin B6 (Pyridoxal 5-Phosphate). These forms are generally more bioavailable than the mixed aspartate/oxide forms in your current product, leading to more effective support for sleep, stress, and muscle recovery.
90 Performance 
P-5-P/Mag
Terry Naturally
This alternative provides premium, highly absorbable chelated forms of its core ingredients: active Vitamin B6 (P-5-P), Magnesium Glycinate Chelate, and Zinc Glycinate Chelate. These forms can be more efficiently utilized by the body for supporting sleep quality, muscle repair, and mental focus compared to the mixed forms in your current product.
87 Performance
ZMA
NOW Sports
This NOW Sports ZMA offers a solid improvement with its use of Magnesium Aspartate and a high-quality Zinc Mono-L-Methionine Sulfate, alongside Pyridoxine Hydrochloride B6. These forms are generally well-regarded and can provide more consistent support for sleep, testosterone, and muscle health than a blend including Magnesium Oxide or Zinc Oxide.
75 Budget 
Zinc Magnesium & Vitamin B6
Sierra Fit
This is a significantly more affordable option per serving compared to your current product. It offers a core ZMA blend with Magnesium Citrate and Oxide, Zinc Aspartate and L-Monomethionine, and Pyridoxine Hydrochloride B6, making it a very budget-friendly choice for foundational sleep and stress support.
83 Budget 
Z Optima
NutraKey
NutraKey Z Optima provides a more economical price per serving for its ZMA complex. It delivers Magnesium Aspartate and a blend of Zinc Aspartate/Monomethionine, along with Pyridoxine Hydrochloride B6, which are generally well-utilized forms for sleep, stress relief, and muscle recovery goals at a lower cost.
85 Budget
ZMA
PrimaForce
PrimaForce ZMA offers a considerably lower price per serving. It features Magnesium Aspartate and a dual form of Zinc (Aspartate, Monomethionine), plus Pyridoxine Hydrochloride B6. This focused ZMA blend supports sleep, muscle recovery, and metabolism effectively, offering better cost-efficiency without including additional ingredients.
92 Value
ZMX2
ALLMAX
ALLMAX ZMX2 offers exceptional value, featuring superior, highly bioavailable forms of Magnesium (Bisglycinate Chelate/Citrate), Zinc (Gluconate), and active B6 (P5P), all at a considerably lower price per serving. This makes it an outstanding choice for optimizing sleep, recovery, and overall physical performance with better ingredient efficacy.
85 Value
ZMA
PrimaForce
PrimaForce ZMA provides significantly better value. It has a higher score and a much lower price per serving, while delivering solid forms like Magnesium Aspartate and a dual form of Zinc (Aspartate, Monomethionine), plus Pyridoxine Hydrochloride B6. This makes it a very cost-effective choice for sleep, stress, and muscle support.
87 Value
ZMA
NOW Sports
This NOW Sports ZMA offers better value with its higher score and more competitive price per serving. It includes a well-absorbed Zinc Mono-L-Methionine Sulfate, alongside Magnesium Aspartate and Pyridoxine Hydrochloride B6, providing a good balance of quality and affordability for sleep, muscle function, and testosterone support.
92 Performance
ZMX2
ALLMAX
ALLMAX ZMX2 is a superior alternative due to its excellent ingredient forms. It provides Magnesium Bisglycinate Chelate and Citrate, Zinc Gluconate, and the active form of Vitamin B6 (Pyridoxal 5-Phosphate). These forms are generally more bioavailable than the mixed aspartate/oxide forms in your current product, leading to more effective support for sleep, stress, and muscle recovery.
90 Performance
P-5-P/Mag
Terry Naturally
This alternative provides premium, highly absorbable chelated forms of its core ingredients: active Vitamin B6 (P-5-P), Magnesium Glycinate Chelate, and Zinc Glycinate Chelate. These forms can be more efficiently utilized by the body for supporting sleep quality, muscle repair, and mental focus compared to the mixed forms in your current product.
87 Performance
ZMA
NOW Sports
This NOW Sports ZMA offers a solid improvement with its use of Magnesium Aspartate and a high-quality Zinc Mono-L-Methionine Sulfate, alongside Pyridoxine Hydrochloride B6. These forms are generally well-regarded and can provide more consistent support for sleep, testosterone, and muscle health than a blend including Magnesium Oxide or Zinc Oxide.