Theaflavin Standardized Extract

  • 30 vegetarian capsules
  • Item # 01304

Theaflavin Standardized Extract

  • 30 vegetarian capsules
  • Item # 01304

Tea leaf flavonoids for arterial health support.

Black tea is packed with antioxidants. Those found in black teas, theaflavins & thearubigins, have researchers excited about their potential health benefits, including support for arterial health.
Non-GMO Vegetarian
Super Sale: $12.15
Save 10%
$0.40 / count | 30 Day Supply
Select Multi-Unit Discount
  • Select Multi-Unit Discount
  • 1 Unit @ $12.15 each
    Save 10%
  • 4 Units @ $10.80 each
    Save 20%
Always get the lowest price
and FREE SHIPPING. Learn More
AutoShip Price: $10.80
Save 20%
$0.36/count | 30 Day Supply

Frequently Bought Together

  • This Item: Theaflavin Standardized Extract, 30 vegetarian capsules
  • Carnosine, 500 mg, 60 vegetarian capsules

Total Price:


Theaflavin Standardized Extract

30 vegetarian capsules

  • $13.50
  • Sale $12.15
  • Save 10%

$0.40/count | 30 Day Supply

Do you want the antioxidant benefits of tea, but don’t have the time to brew a cup on a regular basis? Our Theaflavin Standardized Extract formula is a convenient way to get the benefits that come from the flavonoids found in black tea.

The flavonoids in black tea, theaflavins and thearubigins, can help maintain already-healthy cholesterol levels.

Theaflavin Standardized Extract Benefits

  • Supports arterial health
  • Helps scavenge free radicals
  • Supports cholesterol levels already within normal range

Theaflavin Standardized Extract contains a number of beneficial flavonoids found in tea leaves. Scientists have found that black tea flavonoids can help scavenge free radicals, maintain oxidation and anti-oxidation pathways, and help inhibit oxidative stress to molecules throughout the body.

Why Life Extension?

100% Satisfaction Guarantee

Full one-year, no-hassle returns, money-back guarantee.

Highly Recommended

98% of our customers recommend us to family and friends. Life Extension is proud to be recognized as the #1 Catalog/Internet Merchant — 6 Time Winner.

Complimentary, Personalized Guidance

Medical doctors, nutritionists & other health professionals are passionate about providing personalized solutions to help you achieve optimal health.

Efficacious Formulas

40 years of research dedicated to bringing you premium, scientifically-validated formulations.

Product Transparency

99% of our products are manufactured in the U.S, and a Certificate of Analysis is available for every product we produce.

An increasing number of scientists recognize the need to help support the arterial wall against low-density lipoprotein (LDL) oxidation to support arterial health. Research has shown that compounds present in black tea called theaflavins and thearubigins can have multiple applications for supporting arterial health. Theaflavin Standardized Extract contains a number of beneficial flavonoids found in tea leaves.

These statements have not been evaluated by the Food and Drug Administration.
These products are not intended to diagnose, treat, cure, or prevent any disease.
  1. Crit Rev Food Sci Nutr. 2014;54(8):1002-1011.
  2. Am J Clin Nutr. 2013;98(6 Suppl):1642s-1650s.
  3. Food Nutr Res. 2017;61(1):1344521.
  4. Lipids Health Dis. 2018;17(1):157.
  5. Lipids Health Dis. 2018;17(1):57.
  6. Nutrients. 2016;8(11)
  7. Antioxidants (Basel). 2019;8(6)
  8. Clin Sci (Lond). 2002;102(2):195-201.
  9. J Adv Pharm Technol Res. 2012;3(2):136-138.
  10. Febs J. 2012;279(16):2876-2891.
  11. BMC Biochem. 2011;12:16.

Serving Size 1 vegetarian capsule

Amount Per Serving

Black tea extract (leaf) [std. to 25% theaflavins]

350 mg

Other ingredients: vegetable cellulose (capsule), stearic acid, silica.


This product contains a black tea extract which is licensed from Applied Food Sciences, Inc. and is protected by U.S. patent Nos. 6,811,799 and 6,602,527.

Dosage and Use
  • Take one (1) capsule daily with or without food, or as recommended by a healthcare practitioner.
  • Take earlier in the day if you are sensitive to caffeine.
  • Each serving contains less than 8 mg of caffeine (the amount found in about a 1/8 cup brewed green tea).
  • Do not purchase if outer seal is broken or damaged.
  • When using nutritional supplements, please consult with your physician if you are undergoing treatment for a medical condition or if you are pregnant or lactating.

To report a serious adverse event or obtain product information, contact 1-866-280-2852.

Actual Size

Pill Size Image

Product reviews are provided for informational purposes only and reflect solely the views and opinions expressed by the contributors and not those of Life Extension. We do not verify or endorse any claims made in these reviews. Please read the full product reviews disclaimer.

Related Health Information

Heart Health Quiz

Answer a few questions to choose the right supplements

Related Products