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Green Tea Extract

ZHOU
4.3
★ ★ ★ ★ ★
(4230 ratings)
Green Tea 500 mg
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Score94

A top-tier, high-potency green tea extract standardized for 500mg of EGCG.

How scoring works
Quantity:120 Capsule(s) • (120 servings)
Goals:
Anti-Inflammatory Support
Metabolism Boost
Anti-Aging
Skin Health
Heart Health
Cognitive Support

Score 94

A top-tier, high-potency green tea extract standardized for 500mg of EGCG.

How scoring works
$23.09($0.19 per serving)
iHerb
$ 23.09
Amazon
$ 23.09
Vitacost
$ 23.09
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Analysis

ZHOU provides a highly standardized capsule that ensures you're getting a consistent and potent dose of tea polyphenols. The 500 mg level of EGCG is near the top of the range for daily supplements, supporting strong antioxidant defense.

The high review count and great value make this a top-tier option for anyone who wants high-potency green tea without extra ingredients. It is very straightforward and focused on efficacy.

Pros

  • Massive 500mg EGCG dose
  • Standardized for consistency
  • Excellent price per active milligram
  • Strong customer feedback

Cons

  • High dose may cause nausea if not taken correctly
  • Likely contains caffeine (check labels for sensitivity)
  • Only 120 capsules

Warnings

  • Always take with a full meal
  • Do not exceed the recommended daily serving

Nutrient quality

91 Highest impact

Standardized EGCG levels deliver elite-level potency for metabolic and anti-inflammatory support. The dosage is very high and should be taken with awareness of individual tolerance and safety guidelines.

Ingredient transparency

99 Highest impact

Labeling clearly distinguishes between total polyphenols, catechins, and the specific yield of epigallocatechin gallate. This high level of disclosure allows for precise assessment of antioxidant potency.

Customer satisfaction

90 Highest impact

Strong average ratings across a large number of users reflect high satisfaction with the product's performance and potency. User feedback consistently highlights success with metabolism and focus goals.

Value for money

95 Highest impact

This product offers excellent value for those seeking high-potency EGCG at a competitive price. The combination of high standardization and low per-serving cost makes it an attractive choice.

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Goals

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

Exceptional amounts of Green Tea catechins and EGCG provide a potent network for managing systemic oxidative markers. Standardized extracts support the regulation of primary inflammatory signaling pathways with high clinical depth.

High-dose formulation targets therapeutic thresholds established in clinical research for achieving physiological effect. Transparent milligram disclosure and reputable manufacturing provide a reliable foundation for individuals seeking targeted botanical support.

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

This high-potency Green Tea extract provides a massive 500mg dose of EGCG per capsule to support thermogenesis and fat oxidation. These catechins directly influence the body's energy expenditure and metabolic rate.

Providing maximum therapeutic levels of EGCG offers powerful support for metabolic health. This product appears well aligned for individuals seeking intensive green tea-mediated metabolic enhancement.

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

EGCG extract from green tea serves as a potent activator of longevity-related pathways, including those involved in cellular cleanup and antioxidant defense. A 500mg concentration provides a high-potency dose that appears well aligned with research on metabolic health.

The standardized polyphenol content supports consistent biological activity across servings. This focused approach may contribute to protecting cells from oxidative stress and supporting healthy vascular function during the aging process.

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

This high-potency green tea extract provides 500mg of EGCG per capsule, offering a powerful clinical dose for antioxidant protection and skin longevity. EGCG is a potent polyphenol that assists in managing oxidative stress and may protect the skin from photo-induced damage.

While the extract is highly standardized for potency, the formula lacks specific bioavailability technology to improve the naturally low absorption of green tea catechins. This product represents a very high-potency approach to a single, well-researched botanical pathway for skin health.

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Heart Health
Impact
Highest effect
B+ Goal FitB+ Strength of SupportD+ CoverageA+ Formula Quality

This extract provides a high concentration of epigallocatechin gallate (EGCG), which appears well aligned with supporting endothelial function and vascular protection. The standardized dose of 500 mg is robust and may contribute to maintaining healthy blood pressure and lipid metabolism.

While the antioxidant support is strong, the formulation addresses only a single pathway for cardiovascular health. It remains a focused option for individuals specifically seeking the polyphenolic benefits of green tea.

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Cognitive Support
Impact
High effect
B- Goal FitA Strength of SupportD CoverageA+ Formula Quality

High-potency Green Tea extract provides robust support for neuroprotection and cognitive longevity through its antioxidant properties. This concentrated extract appears well aligned with goals for maintaining long-term brain integrity.

A significant 500mg dose of EGCG provides targeted support for protecting brain cells from oxidative stress. While a single-ingredient formula, its high standardization ensures reliable delivery of the primary active catechins.

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Ingredients

IngredientAmount per serving
Green Tea extract (Catechins, EGCG, Polyphenols)
 500 mg
Gluten Free Adults 18–50 Dairy Free Women
Report overview
Green Tea (Catechins, EGCG, Polyphenols) · 500 mg OverallScore65
B Active Ingredient Quality & BioavailabilityF Dose, Safety & Label TransparencyA+ Value
This product delivers a high-potency green tea extract with a massive dose of 500mg EGCG per capsule. It represents exceptional value for those seeking maximum antioxidant intake, though the dosage is at the upper limit of safety recommendations.
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EGCg Green Tea Extract 400 mg

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Mega Green Tea Extract

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Decaffeinated Mega Green Tea Extract

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