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Zinc A.G.

Metagenics
4.9
★ ★ ★ ★ ★
(955 ratings)
Zinc 20 mg
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Score94

A high-potency zinc supplement delivering 40mg of zinc in easily absorbed arginate and glycinate chelate forms, ideal for targeted support.

How scoring works
Quantity:180 Tablet(s) • (180 servings)
Goals:
Fitness
General Health
Testosterone Support
Immunity
Skin Health
Hair Health

Score 94

A high-potency zinc supplement delivering 40mg of zinc in easily absorbed arginate and glycinate chelate forms, ideal for targeted support.

How scoring works
$49.23($0.27 per serving)
iHerb
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iHerb
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Analysis

This product provides 40mg of elemental zinc derived from a blend of zinc arginate and zinc glycinate. These amino acid chelate forms are frequently chosen for their potential to be absorbed effectively and to be less likely to cause digestive upset compared to some other zinc forms. The tablet format is a straightforward way to get a consistent dose.

Its higher dosage makes it appropriate for those with specific needs, or for short-term use under guidance. Metagenics positions itself with professional-grade supplements, and this zinc product reflects a focus on well-tolerated and bioavailable mineral forms. It's a premium option for targeted zinc support.

Pros

  • Uses chelated zinc forms (arginate, glycinate) for potentially better absorption and tolerability.
  • Provides a substantial 40mg of elemental zinc per serving.
  • Simple tablet form is easy to take.
  • Well-regarded forms of zinc for those seeking effective supplementation.

Cons

  • The 40mg zinc dose is quite high for daily, long-term use for many individuals.
  • Higher price point per serving compared to many other zinc products.
  • Contains only zinc, without other complementary nutrients.

Warnings

  • The 40mg zinc dose is considered high; long-term daily intake at this level should be discussed with a healthcare professional.
  • High doses of zinc can sometimes interfere with copper absorption over time.
  • May cause mild stomach upset in very sensitive individuals, despite being chelated.

Nutrient quality

94 Highest impact

The use of amino acid chelates provides superior bioavailability and gastrointestinal tolerance for the user. A forty milligram total dose is a potent concentration that supports those with increased metabolic requirements effectively.

Ingredient transparency

100 Highest impact

Excellent labeling provides full clarity on the specific chelated forms and the exact milligram amounts of each mineral source. This professional level of transparency allows for precise assessment of the nutrient profile.

Customer satisfaction

95 Highest impact

Very high consumer ratings and positive feedback indicate strong satisfaction with the product's performance and gastric tolerance. User experiences suggest the supplement appears well aligned with expectations for professional-grade mineral support.

Value for money

86 Highest impact

While the cost per serving is higher than budget brands, the use of premium amino acid chelates provides significant value for those prioritizing absorption. The overall price is well-justified by the professional-grade ingredient selection and dosage levels.

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Goals

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

This premium zinc supplement features highly bioavailable chelated forms including zinc glycinate and zinc arginate. These chelates appear well aligned with supporting protein synthesis and hormonal health, which are vital for recovery and muscle development.

Providing 40mg of elemental zinc, this formula is robustly dosed for those with high physical activity levels. The high dose without accompanying copper suggests it is best used for targeted replenishment rather than indefinite daily use.

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

Consists of 40 mg of elemental zinc delivered as zinc arginate and zinc glycinate. These premium chelated forms support robust immune function and cellular enzyme activity.

The high bioavailability of the amino acid chelates ensures excellent systemic absorption and tolerance. While effective for short-term support, the lack of copper balancing should be considered for prolonged daily use.

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

Zinc bisglycinate and zinc arginate provide high-quality chelated sources of this essential mineral, which is a necessary cofactor for enzymes involved in hormone synthesis. These forms are recognized for their superior absorption and gentle effect on the gastrointestinal tract compared to inorganic salts.

A robust dose of 40 milligrams is included to support individuals who may be deficient or have higher physiological requirements. The absence of copper in the blend suggests it is best suited for short-term use rather than indefinite maintenance to ensure total mineral balance.

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

This premium supplement provides 40 mg of Zinc in highly bioavailable chelated forms like Zinc Arginate and Glycinate. These forms ensure superior cellular uptake and excellent gastric tolerance compared to standard mineral salts.

Zinc is a critical cofactor for hundreds of enzymes and is essential for the development and function of all immune cells. While the 40 mg dose is robust, it reaches the tolerable upper limit for daily use, making it better suited for short-term support or individuals with confirmed increased needs.

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Impact
High effect
A- Goal FitA- Strength of SupportD+ CoverageB Formula Quality

Zinc is provided in highly bioavailable chelated forms to support skin repair, cell turnover, and the management of inflammatory conditions. These biological processes are essential for maintaining a clear and resilient complexion.

The 40 mg dose of Zinc is at the upper limit of daily intake, providing robust support for skin repair pathways. However, the absence of Copper in this formula presents a concern for long-term mineral balance and overall tissue health.

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Impact
High effect
A- Goal FitA Strength of SupportF CoverageB Formula Quality

Zinc arginate and glycinate provide a highly bioavailable and gentle source of a mineral critical for follicle metabolism. Zinc is essential for protein synthesis and the structural repair of the hair shaft.

The 40 mg dose is a robust contribution that meets the upper daily limit for safety. This specialized mineral supplement is an excellent choice for addressing hair health concerns rooted in zinc insufficiency.

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Ingredients

IngredientAmount per serving
Zinc (Zinc Arginate, Zinc Glycinate)
20 mg
Gluten Free Adults 18–50 Vegetarian
Report overview
A Active Ingredient Quality & BioavailabilityB Dose, Safety & Label TransparencyC Value
This premium supplement uses highly bioavailable chelated forms of zinc to maximize absorption and gastric tolerance. While safe for daily maintenance, the high elemental dose without copper balance suggests caution for indefinite use.
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