Best Green Tea Extract Supplements (2026)
Green tea extract is one of the most researched and widely used plant supplements, prized for its high concentration of polyphenols, catechins, and EGCG (epigallocatechin gallate). These compounds deliver powerful antioxidant protection, support metabolic health, and promote cardiovascular function — all in a convenient capsule that replaces the need to drink multiple cups of green tea daily.
Quick Comparison
| Product | Key Ingredient | Form | Best For | Rating |
|---|---|---|---|---|
| Zazzee Extra Strength Green Tea 20:1 | 50% EGCG, 98% Polyphenols | Vegan Capsules | Best Overall | 9.5/10 |
| NOW Foods EGCg Green Tea Extract | 200mg EGCg, 80% Catechins | Veg Capsules | Best Trusted Brand | 9.3/10 |
| Healths Harmony EGCG Green Tea | 500mg, 98% Polyphenols | Capsules | Best Value | 9.2/10 |
| Nature’s Nutrition Green Tea 1000mg | 45% EGCG, 98% Polyphenols | Capsules | Best High-Dose | 9.1/10 |
| Zenwise Green Tea Extract | EGCG + Green Coffee Bean | Capsules | Best Energy Formula | 9.0/10 |
| Micro Ingredients Green Tea Extract | 50% EGCG, 98% Polyphenols | Capsules | Best Large Supply | 8.9/10 |
| NatureWise Green Tea Extract | 50% EGCG, 98% Polyphenols | Capsules | Best for Beginners | 8.8/10 |
1. Zazzee Extra Strength Green Tea 20:1 Extract – Best Overall
- OUTSTANDING VALUE / 5 MONTH SUPPLY: Our Green Tea Extract contains 6000 mg strength per capsule AND 150 capsules per bottle – an amazing value! A single bottle contains a 5-month supply. Compare this to other leading brands that require 2 capsules per serving, contain less than 150 capsules, and do not provide a 6000 mg strength dosage. Our Green Tea Extract is a bargain not be found elsewhere!
- 6000 MG STRENGTH: Each capsule contains 6000 mg strength of Green Tea Extract from a potent, powerful 20:1 extract. Combine that with a minimum of 50% EGCG, 80% Catechins and 98% Polyphenols, and our Extra Strength Green Tea Extract is one of the strongest dosages available!
- 50% EGCG, 80% CATECHINS AND 98% POLYPHENOLS: Our Organic Green Tea Extract has been standardized to contain a minimum of 50% EGCG, 80% Catechins and 98% Polyphenols. No other Green Tea Extract on the market has standardization numbers this high on all three compounds. The higher the numbers, the more potent the extract. Clearly, not all Green Tea Extracts are created equal!
- NATURAL, VEGAN, KOSHER & NON-GMO: All ingredients, including the capsule, are 100% vegan - and kosher! Our Green Tea Extract does not contain any sweeteners, artificial flavors, wheat, corn, gluten, soy, milk, egg, fish, shellfish, or tree nut ingredients. Enjoy the amazing benefits of green tea without steeping and sipping many cups of tea!
- GOLD STANDARD PRODUCTION: Your health and safety mean everything to us. For that reason, our Green Tea Extract is manufactured in the USA, in a fully compliant facility with adherence to good manufacturing policies and under the most stringent quality control. You can rest assured that you get the best value for your money!
Zazzee delivers a premium green tea extract with an impressive 20:1 concentration ratio, standardized to 50% EGCG and 98% total polyphenols — one of the most potent formulations available.
Each capsule provides the equivalent of 6,000mg of green tea leaves, concentrated down to deliver 50% EGCG, 80% catechins, and 98% total polyphenols. The 150-capsule bottle provides a full 5-month supply at once-daily dosing. Zazzee uses only vegan, non-GMO ingredients and manufactures in a GMP-certified facility with rigorous quality testing. The product contains no artificial fillers, preservatives, or common allergens.
- Pros:
- 20:1 concentrated extract with 50% EGCG
- 150 capsules provides a full 5-month supply
- 98% polyphenol standardization ensures maximum antioxidant content
- Cons:
- Contains naturally occurring caffeine
- Higher potency may not suit caffeine-sensitive users
Best for: Health-conscious adults seeking the most concentrated, best-value green tea extract on the market
2. NOW Foods EGCg Green Tea Extract – Best Trusted Brand
- FREE RADICAL SCAVENGER*: One capsule of NOW Green Tea Extract with 200 mg EGCg/80 percent catechins possesses the phytonutrient content equal to about 2-3 cups of green tea
- SUPPORTS CELLULAR HEALTH*: Green teas most abundant catechin, EGCg, has been scientifically demonstrated to assist in maintaining healthy tissues in the face of normal metabolic stress and to support proper cell cycle regulation.*
- CLASSIFICATIONS/CERTIFICATIONS: Quality GMP Assured, Non-GMO Project Verified, Vegan/Vegetarian, Soy Free
- GMP Quality Assured: A-rated, third-party certification means that every aspect of the NOW manufacturing process has been examined. Our in-house laboratories are ISO/IEC accredited for laboratory testing including for stability, potency and product formulation.
- Packaged in the USA by a family owned and operated company since 1968.
NOW Foods delivers pharmaceutical-grade EGCG green tea extract backed by NPA A-rated GMP certification and Non-GMO Project Verification — the gold standard in supplement quality.
Each vegetarian capsule provides 400mg of green tea extract standardized to 80% catechins and 200mg of EGCg, equivalent to the phytonutrient content of about 2-3 cups of brewed green tea. NOW Foods has been manufacturing supplements since 1968 and maintains ISO/IEC-accredited in-house laboratories for stability, potency, and formulation testing. The 180-capsule bottle provides a 6-month supply. The product is Non-GMO Project Verified, vegan, and soy-free.
- Pros:
- NPA A-rated GMP certification with ISO-accredited labs
- Non-GMO Project Verified
- 180 capsules for a 6-month supply
- Cons:
- Contains up to 4mg naturally occurring caffeine per capsule
- Lower EGCG dose per capsule than ultra-concentrated options
Best for: Consumers who prioritize verified manufacturing quality and brand transparency above all else
3. Healths Harmony EGCG Green Tea Extract – Best Value
Healths Harmony packs a potent 500mg green tea extract loaded with polyphenols, catechins, and EGCG into an affordable capsule that delivers a 2-month supply.
Each capsule provides 500mg of green tea leaf extract standardized to contain 98% polyphenols, 75% catechins, and 45% EGCG. The 120-capsule bottle provides a 2-month supply at a very competitive price point. The formula is non-GMO, manufactured in a GMP-registered facility in the USA, and uses clean vegetarian capsules with no artificial fillers. The relatively moderate caffeine content (approximately 30mg per capsule) makes it suitable for most adults.
- Pros:
- Excellent price-to-potency ratio
- 98% polyphenol standardization
- Moderate caffeine content (about 30mg)
- Cons:
- Standard concentration rather than a 20:1 extract
- 120 capsules may not last as long as 150+ count bottles
Best for: Budget-minded buyers who want effective green tea extract without paying premium prices
4. Nature’s Nutrition Green Tea Extract 1000mg – Best High-Dose
- Premium Green Tea Extract: Nature's Nutrition Premium Green Tea Extract contains a green tea blend (with 98% Egcg, Polyphenols and Antioxidants) for energy and immune support in Men and Women
- Powerful Antioxidant: The Antioxidants and Polyphenols in Green Tea combined exercise can help support natural energy and achieve goals
- All Day Energy: The combination of caffeine and L theanine in Green Tea has synergistic effects to provide gentle energy that lasts throughout the day
- Highly Concentrated Extract: Our Green tea extract is one of the highest concentrated formulas on the market, providing more of the amazing green tea benefits in each capsule
- Green Tea Extract Capsules Premium Supplement with EGCG 1000mg: greentea leaf capsule 400 500mg best ecgc non decaf decaffeinated energy fast matcha men mg natural natures nutrition pill pills powder pure for rapido verde te de para stomach supplements tablets vegan vitamins women non liquid
Nature’s Nutrition offers a high-potency 1000mg green tea extract per serving with 45% EGCG and 98% polyphenols — ideal for those who want therapeutic-level dosing.
Each two-capsule serving delivers 1,000mg of green tea extract standardized to 45% EGCG, providing approximately 450mg of pure EGCG per dose. The 240-capsule bottle provides a 4-month supply, making it one of the best values in the high-dose category. Nature’s Nutrition subjects every batch to third-party testing under cGMP standards and uses vegan-friendly capsules free from artificial ingredients and common allergens.
- Pros:
- 1,000mg dose delivers 450mg EGCG per serving
- 240 capsules provides a 4-month supply
- Third-party tested for quality and potency
- Cons:
- Requires two capsules per serving
- Higher caffeine content from the larger dose
Best for: Users seeking therapeutic-level green tea dosing for metabolic support and antioxidant protection
5. Zenwise Green Tea Extract with Green Coffee Bean – Best Energy Formula
- Enhance Energy Without Jitters: Boost energy, metabolism, and performance with Zenwise Green Tea Extract Capsules. Our unique, plant-powered formula promotes heart health, cognition, and weight management goals for daily wellbeing. Serving size: 1 capsule; 120 count.
- Support Health Metabolism: Our supplement features 725mg of Green Tea Extract and 25mg of Green Coffee Bean Extract to support metabolism, weight, and energy levels.
- Antioxidant & Cognition Boost: Our green tea extract contains the EGCG equivalent of 6 cups of green tea to promote mental focus, antioxidant activity, and heart health.
- Clinically Backed Ingredients: Our green tea extract capsules are sustainably sourced, produced at certified cGMP facilities in the US, and undergo rigorous quality assurance testing. They’re also vegan, non-GMO, and allergen free.
- How to Take: Take 1 green tea supplement twice a day. Take consistently for maximum benefits.
Zenwise combines green tea EGCG with green coffee bean extract for a synergistic formula that enhances mental focus, antioxidant activity, and sustained energy.
Each capsule contains green tea extract standardized to 98% polyphenols and 50% EGCG, paired with green coffee bean extract providing 50% chlorogenic acids. This combination delivers the EGCG equivalent of approximately 6 cups of green tea alongside the antioxidant benefits of green coffee. Zenwise is a small business brand that manufactures at certified cGMP facilities in the USA with rigorous quality assurance testing. The product is vegan, non-GMO, and allergen-free.
- Pros:
- Synergistic EGCG + green coffee bean combination
- Equivalent to 6 cups of green tea per capsule
- Vegan and allergen-free formulation
- Cons:
- Combined caffeine from two sources may not suit sensitive users
- Green coffee bean dilutes the pure green tea extract content
Best for: Active adults who want a green tea supplement that also provides clean energy and focus
6. Micro Ingredients Green Tea Extract – Best Large Supply
- Micro Ingredients offers maximum potency Green Tea capsules, featuring a natural leaf extract standardized to retain key polyphenols and catechins, including EGCG for enhanced antioxidant and weight support.
- Green Tea is a trusted botanical that helps support healthy weight within normal range, while promoting energy, heart, and brain health with powerful plant-based compounds.
- A concentrated source of green tea extract designed for maximum daily vitality and wellness. May contain up to 22mg of naturally occurring caffeine per serving.
- Premium non-GMO ingredients that are made without wheat, soy, dairy, gluten, peanuts, and tree nuts. Each batch goes through 3rd party lab tests to ensure our products are safe, pure, and potent.
Micro Ingredients delivers a massive 300-capsule bottle of standardized green tea extract with 50% EGCG and 98% polyphenols — the longest-lasting supply in the category.
Each capsule provides a potent green tea leaf extract standardized to retain maximum polyphenols, catechins, and EGCG for comprehensive antioxidant support. The 300-capsule count offers up to a 5-month supply, making it one of the best per-serving values available. Micro Ingredients manufactures in the USA and ensures all products are free from preservatives, sugar, artificial colors, flavors, soy, and gluten. The naturally occurring caffeine content is minimal at approximately 22mg per serving.
- Pros:
- 300 capsules per bottle — up to 5 months of supply
- Low caffeine (approximately 22mg per serving)
- Clean formula with no fillers or artificial ingredients
- Cons:
- Large bottle may lose freshness over extended periods
- Single-capsule dosing provides a moderate EGCG amount
Best for: Long-term users who want to stock up and minimize reordering frequency
7. NatureWise Green Tea Extract – Best for Beginners
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NatureWise offers a well-balanced 1000mg green tea extract with 50% EGCG in a gentle formula that provides an excellent introduction to green tea supplementation.
Each two-capsule serving delivers 1,000mg of green tea leaf extract standardized to 50% EGCG and 98% polyphenols. NatureWise is a well-established supplement brand known for clean, straightforward formulations without unnecessary additives. The product is vegan, non-GMO, and manufactured in a GMP-certified facility. A 60-count bottle provides a one-month supply, making it an affordable way to test green tea extract before committing to larger quantities.
- Pros:
- Balanced potency ideal for first-time users
- Established brand with positive consumer reputation
- Clean formula with no artificial additives
- Cons:
- Only a 30-day supply per bottle
- Requires two capsules per serving
Best for: First-time green tea extract users who want a quality starter supplement at an accessible price
8. Green Tea Fat Burner Gummies – Best Gummies
- GREEN TEA FAT BURNER GUMMIES: Green Tea Fat Burner Gummies are a delicious, convenient way to get the benefits of green tea leaf, along with a powerful fat burning blend that supports thermogenesis and weight loss goals for women and men.*
- METABOLISM & APPETITE SUPPORT: Green Tea is rich in catechins, compounds which have been shown to assist with weight support by enhancing the process by which your body burns calories and produces heat.* Garcinia Cambogia & Raspberry Ketones also support metabolism and appetite suppression.*
- ENERGY & FOCUS: Caffeine from Green Tea & Green Coffee Bean provides energizing, fat-burning support with each serving. Green Tea also has properties that support clarity and focus, so you can stay sharp and focused on your fat loss goals!
- WITH EGCG: In traditional medicine, green tea leaves are prized as an overall health support supplement. Green Tea contains epigallocatechin gallate (EGCG), a compound that acts as a super antioxidant and has been shown to hold strong anti-aging properties for skin health, fat oxidation, and immune and cardiovascular health.*
- 30-DAY SUPPLY: Each bottle of Green Tea Fat Burner Gummies by Nobi Nutrition contains 60 apple-flavored gummies (a 30-day supply). These gummies are pectin-based and contain no artificial flavors or colors. They are third-party tested and manufactured in a facility that adheres to GMP guidelines.
These green tea fat burner gummies combine EGCG green tea extract with metabolism-supporting ingredients in a tasty, chewable format for those who dislike swallowing capsules.
Each serving provides green tea extract alongside additional ingredients designed to support healthy metabolism and appetite management. The gummy format makes supplementation enjoyable and eliminates the need to swallow pills. The product is popular among adults looking for a more palatable way to get their daily green tea polyphenols. Manufactured in the USA with quality testing to ensure potency and purity.
- Pros:
- Tasty gummy format — easy to take daily
- No capsules or pills to swallow
- Combines green tea with metabolism-supporting nutrients
- Cons:
- Lower EGCG concentration than pure capsule extracts
- Contains added sugars or sweeteners for flavor
Best for: Those who prefer gummies over capsules and want green tea’s metabolism-supporting benefits
9. Morning Fat Burner Gummies with Green Tea – Best Thermogenic Gummy
- BELLY FAT TARGETING: For most of us, excess pounds tend to stack up in the middle. By boosting metabolism, fueling your day, and controlling appetite, this fat burner for men and women helps you achieve weightloss for belly fat.*
- METABOLISM BOOST: Morning Fat Burner Gummies are designed to get your metabolism running. Ingredients like Garcinia Cambogia, and Raspberry Ketones work to help you burn more energy throughout the day, making it a truly effective fat burner.*
- APPETITE CONTROL: Nothing wrecks fitness goals more than overeating, and diet pills don’t always help. That's why this blend featuring Green Tea is designed to help you control the cravings and hunger that can threaten your progress.*
- MORNING ENERGY: One of the strongest benefits of Morning Fat Burner Gummies is the energy they provide right after you wake up. Whether you start your day with exercise, head to work, or take care of the kids, these gummies will keep you energized all day.*
- MADE THE RIGHT WAY: Our weight loss supplement is designed to get results. And with Nobi Nutrition, you know you’re getting the best every time, with a non-GMO formulation, third-party testing, and manufacturing in a cGMP certified facility.
These morning fat burner gummies combine green tea extract with a thermogenic blend designed to kick-start metabolism first thing in the day — ideal for those combining green tea with weight management goals.
Each serving delivers green tea extract alongside additional thermogenic and fat-burning ingredients formulated for morning use. The gummy format provides a pleasant-tasting alternative to capsules while still delivering the metabolism-supporting catechins found in green tea. The product is designed for both men and women and is manufactured in a GMP-certified facility in the USA. The formula targets belly fat and overall body composition support.
- Pros:
- Combines green tea with targeted thermogenic ingredients
- Morning-specific formula for optimal metabolic timing
- Enjoyable gummy format
- Cons:
- Lower green tea concentration than pure capsule extracts
- Contains sweeteners and flavoring agents
Best for: Adults who want a tasty morning supplement combining green tea with metabolism support
10. Green Tea Weight Loss Pills – Best EGCG for Weight Management
- FAT BURNER FOR MEN & WOMEN: Nobi Nutrition’s fat burners for women & men features powerfully formulated fat burning pills, with potent green tea for weight loss and belly fat burner for men and women.*
- METABOLISM & APPETITE SUPPORT: Our Green Tea fat burner is rich in catechins, compounds which support your body’s ability to burn calories.* The ingredients in these Green Tea fat burner pills work as a metabolism booster for weight loss.*
- ENERGY & FOCUS: Caffeine from Green Tea & Green Coffee Bean provides energizing, fat-burning support. These Green Tea capsules for weight loss also support clarity and focus, so you can stay sharp and focused on your fat loss goals!*
- GREEN TEA WEIGHT LOSS PILLS: The goal isn’t just to lose weight for women and men! This thermogenic fat burner for men and women contains EGCG, a compound that acts as a super antioxidant and can promote strong anti-aging properties for skin and overall health.*
- UNMATCHED QUALITY: Nobi Nutrition’s Green Tea pills fat burner supplements are Vegan, Gluten-Free, and manufactured in a facility that adheres to GMP guidelines. Each bottle of fat burners for women weight loss and men contains a 1 month supply.
These green tea weight loss capsules deliver 45% EGCG alongside metabolism-boosting ingredients specifically formulated for men and women focused on body composition goals.
Each capsule provides concentrated green tea extract standardized to 45% EGCG paired with complementary ingredients for enhanced metabolic support. The formula is designed to work as part of a weight management program, supporting thermogenesis, energy expenditure, and antioxidant protection simultaneously. The product is manufactured in the USA and is popular among fitness-focused adults who want green tea’s benefits in a weight management-oriented formula.
- Pros:
- 45% EGCG standardization for targeted metabolic support
- Specifically formulated for weight management
- Capsule format for precise dosing
- Cons:
- Weight management ingredients dilute pure green tea content
- May contain stimulants beyond green tea caffeine
Best for: Fitness-focused adults who want green tea extract optimized for weight management and metabolic support
How to Choose the Best Green Tea Extract
The most critical specification when selecting a green tea extract is the EGCG content. EGCG (epigallocatechin gallate) is the most studied and potent catechin in green tea, responsible for the majority of its researched health benefits. Look for products standardized to at least 45% EGCG, with premium options delivering 50% or higher. A product listing only “polyphenols” without specifying EGCG content may not provide the targeted benefit you expect.
Dosing ranges from 250mg to 1,000mg of green tea extract per day in most clinical research. For general antioxidant support, 400-500mg of extract providing 200-250mg of EGCG is a solid daily dose. For metabolic support, higher doses in the 500-1,000mg range have been studied. Taking green tea extract with food is recommended both for better absorption and to minimize the rare risk of liver stress that has been associated with very high doses taken on an empty stomach.
Caffeine content varies significantly between products. A standard green tea extract capsule may contain anywhere from 4mg to 50mg of caffeine. If you are sensitive to caffeine or take green tea extract in the afternoon, look for decaffeinated options that retain the full polyphenol and EGCG profile. Brands like NOW Foods, Pure Encapsulations, and Designs for Health offer decaf versions.
Manufacturing quality is particularly important for green tea supplements. Choose products manufactured in GMP-certified facilities with third-party testing for heavy metals, purity, and potency. Non-GMO Project Verification, USDA Organic certification, and transparent supplement facts panels are additional markers of a quality product.
Frequently Asked Questions
What is green tea extract and what does it do?
Green tea extract is a concentrated supplement derived from the leaves of Camellia sinensis. It delivers high levels of polyphenols, catechins, and EGCG — bioactive compounds with potent antioxidant, anti-inflammatory, and metabolic benefits. Research has linked green tea extract to cardiovascular health, cellular protection, healthy weight management, and cognitive support.
How much green tea extract should I take daily?
Most research supports 400-800mg of green tea extract per day, providing 200-400mg of EGCG. The European Food Safety Authority considers EGCG intakes up to 800mg per day from supplements to be generally safe when taken with food. Start with a lower dose and increase gradually to assess tolerance, especially if you are caffeine-sensitive.
When is the best time to take green tea extract?
Take green tea extract with a meal to enhance absorption of catechins and reduce the risk of stomach discomfort. Morning or early afternoon is preferred if the product contains caffeine, as it may interfere with sleep if taken late in the day. Avoid taking green tea extract on a completely empty stomach, particularly at high doses.
Are there any side effects of green tea extract?
Green tea extract is safe for most people at recommended doses. Potential side effects include mild nausea, stomach upset, headache, or jitteriness — usually related to caffeine content. Very high doses (typically above 800mg EGCG) taken on an empty stomach have been associated with rare cases of liver stress. Taking the supplement with food significantly reduces this risk.
Can I take green tea extract with other supplements?
Green tea extract pairs well with most supplements, including vitamin C (which may enhance catechin absorption), omega-3 fatty acids, and other antioxidants. Be mindful of total caffeine intake if stacking with other caffeinated supplements like pre-workouts or coffee bean extract. Green tea may reduce absorption of iron from plant sources, so take iron supplements at a different time.
How long does it take for green tea extract to work?
Antioxidant protection begins immediately after absorption, but noticeable effects on energy and metabolism typically develop within 1-2 weeks of consistent daily use. Metabolic and cardiovascular benefits in clinical studies are generally observed after 8-12 weeks of supplementation. Consistency is key — daily use provides the most significant long-term benefits.
