Life Extension Bio-Quercetin®, immune health supplement, heart health support, gluten free, non-GMO, vegetarian, 30 capsules
Life Extension Bio-Quercetin®, immune health supplement, heart health support, gluten free, non-GMO, vegetarian, 30 capsules
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Life Extension Bio-Quercetin®, immune health supplement, heart health support, gluten free, non-GMO, vegetarian, 30 capsules

Life Extension Bio-Quercetin®, immune health supplement, heart health support, gluten free, non-GMO, vegetarian, 30 capsulesLife Extension Bio Quercetin supports immune heart health potent antioxidant gluten free once daily 30 vegetarian capsulesLife Extension Bio Quercetin 90 Vegetarian Capsules
Size:30 Capsules

Key item features

  • Daily immune support – Quercetin is a bioflavonoid that helps support a healthy immune response in the face of seasonal immune challenges. It’s the perfect addition to your stay-healthy regimen!
  • Cardiovascular health support – Heart-friendly quercetin also helps support your cardiovascular system by encouraging endothelial health, the delicate inner lining of your blood vessels.
  • Superior absorption – Our formula uses fenugreek hydrogel to encapsulate quercetin to make it more available to your body. It offers up to 62x better bioavailability than standard quercetin.
  • Ingredients matter – We use only pure, high-quality ingredients. The majority of our products are non-GMO and gluten-free—and a Certificate of Analysis is available for every one.
  • Live your healthiest life - For over 40 years, we’ve been developing advanced, effective formulas made with the highest standards and based on the latest scientific findings. We believe the answers to a healthier, richer life are within reach, and that rigorous scientific research is the path to get us there. That’s why so many of our nutritional formulas are designed using specific ingredients and amounts based on scientific studies.
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Sold by Life Extension Buyers Club IncPro Seller
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4.681094844048377 stars out of 5, based on 1573 seller reviews(4.7)
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Customer ratings & reviews

4.8 out of 5 stars
stars435 ratings415 reviews
How item rating is calculated
  1. 5 stars91% (398)
  2. 4 stars4% (19)
  3. 3 stars2% (8)
  4. 2 stars0% (1)
  5. 1 star2% (9)
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Showing 1-3 of 415 reviews

Apr 11, 2026
Taryn
Top Reviewer
Sold byLife Extension Buyers Club IncDelivered byWalmart
5 out of 5 stars review

Verified Purchase

I like this supplier a lot

I really like the price and speed of delivery is quick. I feel like this helps me a lot with symptoms like inflammation, sensitivities, etc. but who can know. I trust this brand and supplier a lot and wish they did all my supplements.

Helpful?5V2RLTRICCTE668101377
May 23, 2026
Carl
Top Reviewer
Sold byLife Extension Buyers Club IncDelivered byWalmart
5 out of 5 stars review

Verified Purchase

Great product

Helpful?5V2RLTRICCTE668101377
Feb 9, 2026
THOMAS
5 out of 5 stars review

Seller Verified Purchase

Manageable size

Quercetin in a manageable size. Easy to swallow!

Review from Life Extension
Helpful?5V2RLTRICCTE668101377