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Updated: 06 Apr 2026

10 Best Catechin Antioxidant Supplements

#1 Best Pick
Blackmores CoQ10 150mg | Antioxidant | Maintains Heart Health & Healthy Blood Lipids | 90 Capsules

Blackmores CoQ10 150mg | Antioxidant | Maintains Heart Health & Healthy Blood Lipids | 90 Capsules

Brand: Blackmores
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  • CoQ10 occurs naturally in every cell in the body with high concentrations found in the heart; CoQ10 assists in maintaining heart health, in particular healthy heart function
  • Helps replenish declining CoQ10 levels that may deplete with exercise and age - Helps maintain healthy heart function and inhibits the oxidation of LDL cholesterol (bad cholesterol)
  • The heart is one of the most active tissues in the body, and requires an adequate supply of CoQ10; Blackmores CoQ10 150mg is a natural source, available as a mini capsule in a convenient one a day dose
  • Blackmores is a proud supporter of the Heart Research Institute, a centre for scientific excellence in cardiovascular research
  • Blackmores is Australia’s most trusted vitamin and supplement brand as voted by Australians in the 2009-2017 Readers Digest Most Trusted Survey
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#2 Best Value
Best Naturals Grape Seed Extract 400 mg 120 Veggie Capsule (Pack of 3)

Best Naturals Grape Seed Extract 400 mg 120 Veggie Capsule (Pack of 3)

Brand: Best Naturals
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  • 400 mg per serving – Serving size of 1 capsule provides 400 mg of grape seed extract.
  • Pack of 3 bottles – Total of 360 capsules for long-term use.
  • Vegetarian capsules – Suitable for vegetarian diets.
  • Clean formulation – Free from artificial colors, flavors, and preservatives.
  • Made in USA – Produced under strict quality standards.
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#3 Budget Pick
Best Naturals Grape Seed Extract 400 mg 120 Veggie Capsule

Best Naturals Grape Seed Extract 400 mg 120 Veggie Capsule

Brand: Best Naturals
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  • 400 mg per serving – Serving size of 1 capsule provides 400 mg of grape seed extract.
  • 120 veggie capsules per bottle – Convenient supply for daily use.
  • Vegetarian capsules – Suitable for vegetarian diets.
  • Clean formulation – Free from artificial colors, flavors, and preservatives.
  • Made in USA – Produced under strict quality standards.
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#4 Top Choice
Healthy Care Resveratrol Capsules - Supports Cardiovascular & Skin Health - Premium Dietary Supplement - Rich in Antioxidants - 180 Capsules

Healthy Care Resveratrol Capsules - Supports Cardiovascular & Skin Health - Premium Dietary Supplement - Rich in Antioxidants - 180 Capsules

Brand: Healthy Care Australia
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  • Support cardiovascular system and skin health
  • Antioxidant
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#5 Popular Choice
Healthy Care CoEnzyme Q10 150mg - 100 Capsules, red | Supports heart health

Healthy Care CoEnzyme Q10 150mg - 100 Capsules, red | Supports heart health

Brand: Healthy Care
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  • Helps maintain cardiovascular health
  • Helps maintain healthy blood lipids
  • Enhances energy levels
  • Helps promote physical performance
  • Maintains general health
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#6 Top Pick
Swanson Premium Pycnogenol 50mg 50 Caps - Dietary Supplement

Swanson Premium Pycnogenol 50mg 50 Caps - Dietary Supplement

Brand: Swanson
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  • <p>50 mg per capsule of potent free-radical protection</p>
  • <p>Features procyanidins, catechins, taxifolins and a wide spectrum of phenolic acids</p>
  • <p>Derived from the bark of the French maritime pine tree</p>
  • Per GMP guidelines set forth by the FDA, most products are formulated for 24 months from the date of manufacture. Liquids and probiotics are formulated for 12 months.
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#7 Top Pick
Best Naturals Resveratrol Complex 500 mg 60 Veggie Capsules

Best Naturals Resveratrol Complex 500 mg 60 Veggie Capsules

Brand: Best Naturals
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  • 500 mg per serving – Two capsules provide a total of 500 mg of resveratrol complex.
  • 60-capsule bottle – Designed for consistent use over multiple weeks.
  • Vegetarian capsules – Suitable for those following a plant-based diet.
  • No artificial additives – Free from artificial colors, flavors, and preservatives.
  • Easy daily use – Convenient capsule format for simple incorporation into a routine.
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#8 Top Pick
Vitamatic Green Tea Extract with Vitamin C, 25X Concentrate, 98% Polyphenols, 80% Catechins, 50% EGCG, 180 Vegetable Capsules

Vitamatic Green Tea Extract with Vitamin C, 25X Concentrate, 98% Polyphenols, 80% Catechins, 50% EGCG, 180 Vegetable Capsules

Brand: Vitamatic
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  • Concentrated Formula: 25X concentrated green tea extract, delivering 98% polyphenols, 80% catechins, and 50% EGCG.
  • Antioxidant Boost: Contains vitamin C, a powerful antioxidant that supports overall health and well-being.
  • Vegan-Friendly: Encapsulated in 180 vegetarian capsules, making it suitable for vegan and vegetarian diets.
  • Easy to Consume: Convenient capsule form, allowing for easy and consistent daily intake.
  • Potent Dosage: Each capsule provides a highly concentrated dose of green tea extract and vitamin C.
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#9 Top Pick
BEST NATURALS Best Naturals, Coq10 100Mg 120 Cap

BEST NATURALS Best Naturals, Coq10 100Mg 120 Cap

Brand: Best Naturals
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  • Supports healthy cardiovascular function -- Supports healthy cognitive function -- Supports enhanced energy and stamina
  • Offers powerful antioxidant protection -- Supports immune health -- Supports healthy aging
  • CoQ10 is a nutrient that supports heart function and promotes energy production in cells
  • powerful all-natural antioxidant. Pharmaceutical grade Clinical strength 3 times better absorption.
  • All Best Naturals products are manufactured in accordance with Good Manufacturing Practices (GMP), among the highest standards in the world -- Proudly Made in USA -- Purity & Potency *
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#10 Top Pick
Green Tea Extract 98% - 1000mg with EGCG - 120 Capsules (Non-GMO) for Weight Loss & Metabolism Boost - Natural Diet Pills - Leaf Polyphenol Catechins - Antioxidant Supplement - 500mg per Capsule

Green Tea Extract 98% - 1000mg with EGCG - 120 Capsules (Non-GMO) for Weight Loss & Metabolism Boost - Natural Diet Pills - Leaf Polyphenol Catechins - Antioxidant Supplement - 500mg per Capsule

Brand: Healths Harmony
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  • βœ” ENJOY THE VAST BENEFITS WITHOUT THE DRINK: You'd need to drink more than six cups of green tea per day to bring your body the same benefits found in just one capsule of Green Tea Extract. With that much green tea in your system, you'd be dehydrated and jittery all day. Now you can put this potent fat burner to work for you with only 1/6th of a coffees caffeine.
  • βœ” NON-GMO GREEN TEA: We've taken the time and invested the money to bring you NON-GMO ingredients in every capsule of this widely heralded natural supplement which supports cardiovascular health, brain health and assists weight loss. Now you can experience the myriad benefits of green tea in its purist form.
  • βœ” POWERFUL ANTIOXIDANTS: The EGCG found in green tea is responsible for the majority of its antioxidant properties, which stop unstable molecules called free radicals from damaging your cells. Our extract contains 45% EGCG, which means you're getting 225mg in each capsule.
  • βœ” MANUFACTURED IN THE USA: Rather than go the cheap route and manufacture our supplements halfway around the world, we elect to make them in an FDA-registered facility using GMP techniques. This way, you can be confident that only natural, high-quality ingredients will be used in each capsule with no fillers or junk substitutes.
  • βœ” ADD TO CART TODAY: Try a full bottle of Healths Harmony Green Tea Extract, and start reaping all the benefits Green Tea has to offer; click Add to Cart Today!
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