Quercetin Vegetarian Capsules 120 Ct

Quercetin Vegetarian Capsules 120 Ct

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Quercetin Vegetarian Capsules 120 Ct

Quercetin Vegetarian Capsules 120 Ct

Rated 5.0 out of 5 stars
174 Reviews
Regular price $24.95
Regular price $29.95 Sale price $24.95
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• Supports Healthy Immune Function.*
• Supports Circulatory Health.*
• Helps Neutralize Free Radicals and Ease Oxidative Stress*


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High-Quality 95% Standardized Quercetin from the Flower Buds of Japanese Sophora.*
Easy-to-Swallow Capsules Suitable for Vegetarians.
Gluten-Free, Soy-Free, Dairy-Free, and Third-Party Tested.
Formulated, Tested, and Packed in the USA.
Formulated according to current Good Manufacturing Practices (cGMP).

Suggested Usage

Take 2 capsules a day with food and water or as suggested by your health care professional.


Japanese Sophora (Sophora japonica) Flower Bud Extract
Other Ingredients: Vegetable Cellulose Capsules, Vegetable Calcium Stearate.

  • gluten free

    Gluten Free

  • soy free-quality-No allergens

    Soy Free

  • Dairy free-No milk products

    Dairy Free

  • vegetarian -vegan-vegan supplement-vegetarian supplement-vegetarian friendly


  • quality GMP NSFcertified best quality good manufacturing practice

    GMP Certified Facility

  • third-party-tested-logo

    Third Party Tested


Why Sandhu’s Quercetin?​

Your immune system is made up of cells, tissues, and organs that work together to keep you safe from harmful invaders. Taking care of your immune system by considering quality supplements is one of the essential step to reach your wellness goal.* To address this, Sandhus Nutrition came up with a quercetin supplement, high in absorption and has superior bioavailability.* We formulated it using 95% standardized quercetin extract from ‘Sophora japonica’ flower buds. ​


How Does it Benefit You?​

Quercetin plays a vital role in supporting the body's natural immune response by regulating inflammatory mediators.*(1-5,12) It supports immune cell function, including natural killer cells, T cells, and macrophages, thereby enhancing the body's ability to fight against foreign invaders.*(3,4,12) Furthermore, as a potent antioxidant, quercetin helps neutralize free radicals and ease oxidative stress, promoting healthy cellular function.*(1-5) Also Quercetin supports muscular and circulatory health. *(6-11, 13)​

Key Product Features and Benefits

  • Supports healthy immune function*
  • Promotes cardiovascular and circulatory health*
  • Supports the body's natural response to inflammation*
  • Helps neutralize free radicals and ease oxidative stress*
  • Easy to swallow vegetable capsules for maximum absorption.
  • Suitable for Vegetarian and Vegan use.

Power your wellness!

Our high strength Quercetin supplement (formulated using quercetin obtained from the flower buds of ‘Sophora japonica’), offers you the full spectrum benefits of Quercetin on immune, inflammatory and cardiovascular health. It is formulated in easy to swallow vegetable capsules for maximum absorption*

Our formulation features ingredients grown with traditional agricultural wisdom, without the use of chemicals, pesticides or fertilizers. From the farms to your family, we are in charge of processing, formulating and packaging, so that you receive the best quality nutritional supplements.

Quercetin is one of the best-known flavonoids (plant pigment). While quercetin is found in many foods such as fruits, vegetables, leaves and grains, quercetin obtained from the flower buds of ‘Sophora japonica’ also known as the ‘Japanese pagoda tree’ is known to harness the highest content of quercetin (95%).

The beneficial effects of flavonoids like Quercetin come from their ability to function as antioxidants inside the body. Daily intake of Quercetin, helps boosts immune defenses, supports the body’s natural response to inflammation and keeps your immune system healthy year-round. The anti-oxidative properties of Quercetin also help ease oxidative stress and have a protective effect on cardiovascular health*


Feel the difference!

Science Based Nutrition: Inspired by nature, we continue to innovate and deliver an exceptionally pure line of science-based nutritional supplements, whose safety, efficacy and potency is guaranteed in every serving.

Third Party Tested: All our ingredients and finished products, undergo rigorous testing by specialized third party laboratories to guarantee purity, potency and quality.

Quality You Can Trust: All our products are encapsulated, bottled and tested in the USA at our own state-of-the-art FDA registered, NSF certified, GMP-compliant manufacturing facility located in California.
  1. Askari G, Ghiasvand R, Feizi A, Ghanadian SM, Karimian J. The effect of quercetin supplementation on selected markers of inflammation and oxidative stress. Journal of research in medical sciences: the official journal of Isfahan University of Medical Sciences. 2012 Jul;17(7):637. ​
  2. Tsao JP, Bernard JR, Hsu HC, Hsu CL, Liao SF, Cheng I. Short-Term Oral Quercetin Supplementation Improves Post-exercise Insulin Sensitivity, Antioxidant Capacity and Enhances Subsequent Cycling Time to Exhaustion in Healthy Adults: A Pilot Study. Frontiers in Nutrition. 2022:872. ​
  3. Yu CS, Lai KC, Yang JS, Chiang JH, Lu CC, Wu CL, Lin JP, Liao CL, Tang NY, Wood WG, Chung JG. Quercetin inhibited murine leukemia WEHI‐3 cells in vivo and promoted immune response. Phytotherapy Research: An International Journal Devoted to Pharmacological and Toxicological Evaluation of Natural Product Derivatives. 2010 Feb;24(2):163-8. ​
  4. Di Pierro F, Derosa G, Maffioli P, Bertuccioli A, Togni S, Riva A, Allegrini P, Khan A, Khan S, Khan BA, Altaf N. Possible therapeutic effects of adjuvant quercetin supplementation against early-stage COVID-19 infection: a prospective, randomized, controlled, and open-label study. International journal of general medicine. 2021 Jun 8:2359-66. ​
  5. Lesjak M, Beara I, Simin N, Pintać D, Majkić T, Bekvalac K, Orčić D, Mimica-Dukić N. Antioxidant and anti-inflammatory activities of quercetin and its derivatives. Journal of Functional Foods. 2018 Jan 1;40:68-75. ​
  6. Lee KH, Park E, Lee HJ, Kim MO, Cha YJ, Kim JM, Lee H, Shin MJ. Effects of daily quercetin-rich supplementation on cardiometabolic risks in male smokers. Nutrition research and practice. 2011 Feb 1;5(1):28-33. ​
  7. Hubbard GP, Wolffram S, Lovegrove JA, Gibbins JM. Ingestion of quercetin inhibits platelet aggregation and essential components of the collagen‐stimulated platelet activation pathway in humans. Journal of Thrombosis and Haemostasis. 2004 Dec 1;2(12):2138-45. ​
  8. Edwards RL, Lyon T, Litwin SE, Rabovsky A, Symons JD, Jalili T. Quercetin reduces blood pressure in hypertensive subjects. The Journal of nutrition. 2007 Nov 1;137(11):2405-11. ​
  9. Egert, S., Bosy-Westphal, A., Seiberl, J., Kürbitz, C., Settler, U., Plachta-Danielzik, S., Wagner, A.E., Frank, J., Schrezenmeir, J., Rimbach, G. and Wolffram, S., 2009. Quercetin reduces systolic blood pressure and plasma oxidised low-density lipoprotein concentrations in overweight subjects with a high-cardiovascular disease risk phenotype: a double-blinded, placebo-controlled cross-over study. British journal of nutrition102(7), pp.1065-1074. ​
  10. Duarte J, Pérez‐Palencia R, Vargas F, Angeles Ocete M, Pérez‐Vizcaino F, Zarzuelo A, Tamargo J. Antihypertensive effects of the flavonoid quercetin in spontaneously hypertensive rats. British journal of pharmacology. 2001 May;133(1):117-24. ​
  11. Romero M, Jiménez R, Sánchez M, López-Sepúlveda R, Zarzuelo MJ, O’Valle F, Zarzuelo A, Pérez-Vizcaíno F, Duarte J. Quercetin inhibits vascular superoxide production induced by endothelin-1: Role of NADPH oxidase, uncoupled eNOS and PKC. Atherosclerosis. 2009 Jan 1;202(1):58-67.  ​
  12. Heinz SA, Henson DA, Austin MD, Jin F, Nieman DC. Quercetin supplementation and upper respiratory tract infection: A randomized community clinical trial. Pharmacological research. 2010 Sep 1;62(3):237-42.​
  13. Daneshvar P, Hariri M, Ghiasvand R, Askari G, Darvishi L, Mashhadi NS, Khosravi-Boroujeni H. Effect of eight weeks of quercetin supplementation on exercise performance, muscle damage and body muscle in male badminton players. International journal of preventive medicine. 2013 Apr;4(Suppl 1):S53.​

Frequently Asked Questions

What is quercetin?

Quercetin is a flavonoid, a type of plant pigment found in various fruits, vegetables, and herbs.

Is Quercetin an antioxidant?

Yes, Quercetin is known for its antioxidant properties.* It helps neutralize free radicals and ease oxidative stress to maintain healthy cellular and immune function.*

What is the recommended dosage of quercetin supplementation?

The recommended dosage of quercetin can vary depending on the individual, their specific health needs. It is generally recommended to follow the dosage instructions provided by the manufacturer or to consult with a healthcare professional for personalized guidance.

Can quercetin supplementation replace my diet?

Quercetin supplementation should not be considered as a replacement for your diet. It is important to maintain a balanced diet that includes a variety of fruits, vegetables, and other nutrient-rich foods to support overall health and wellness.*

Does it contain soy?

No, it doesn't contain soy.

Rated 5.0 out of 5 stars
Based on 174 reviews
Total 5 star reviews: 166 Total 4 star reviews: 8 Total 3 star reviews: 0 Total 2 star reviews: 0 Total 1 star reviews: 0
100%would recommend this product
174 reviews
  • VC
    Virginia C.
    Verified Buyer
    I recommend this product
    Rated 5 out of 5 stars
    1 year ago

    I have been using this for a year or more now and I haven't had any major illnesses.

  • CA
    Carolyn A. R.
    I recommend this product
    Rated 5 out of 5 stars
    1 year ago
    Great Product

    Great Product

  • EC
    Edward C.
    I recommend this product
    Rated 5 out of 5 stars
    1 year ago
    Good product great price

    The quercetin seems to work great, but the only change I would make is the black lid on the dark bottle tends to get lost amongst my other supplements. Beyond that it's a good product.

  • FB
    Frank B.
    I recommend this product
    Rated 5 out of 5 stars
    1 year ago
    Good product.

    Great product.

  • T
    I recommend this product
    Rated 5 out of 5 stars
    1 year ago

    This was money worth spending

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