I have been a customer of Young Again for over 25 years back when Roger started selling Beta Prostate
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Antioxidant, Immune, and Cellular Defense Support
Quercetin is a powerful plant-based flavonoid best known for its antioxidant and anti-inflammatory properties. Each bottle contains 60 tablets, providing 100 mg of pure Quercetin per dose.
By helping neutralize free radicals and supporting a balanced inflammatory response, Quercetin strengthens your body’s defenses at the cellular level. It is widely used to promote immune health, respiratory comfort, and overall vitality.
Quercetin’s antioxidant capability allows it to protect cells from oxidative stress, one of the key contributors to aging and immune imbalance. It also promotes a healthy inflammatory response by regulating pathways involved in immune signaling.
Its unique dual action — antioxidant + anti-inflammatory — makes Quercetin an exceptional daily supplement for immune resilience and whole-body wellness.
Helps fight free radical damage, supporting cellular health and reducing oxidative stress.
Naturally assists in maintaining balanced inflammation throughout the body.
Helps strengthen immune defenses and supports seasonal respiratory comfort.
Promotes healthy circulation and supports overall heart and metabolic health.
Provides foundational support for vitality, resilience, and long-term health.
Serving Size: 1 Tablet
Servings Per Container: 60
| Amount Per Serving | % Daily Value |
|---|---|
| Quercetin 100 mg | * |
*Daily Value not established
Microcrystalline Cellulose, Stearic Acid, Magnesium Stearate, Croscarmellose Sodium, Silicon Dioxide, Pharmaceutical Glaze (Shellac, Povidone).
Natural Flavonoid Defense: Supports the body’s natural detox and antioxidant pathways.
Daily Immune Wellness: A simple, effective way to maintain immune strength year-round.
Targeted 100 mg Dose: Easy for daily use and ideal for long-term health support.
Take 1 tablet daily, preferably with food. Consult your physician if pregnant, nursing, or taking medications.
*This statement has not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure, or prevent any disease.

Overall rating: 4.9 / 5 from 17 reviews.
I have been a customer of Young Again for over 25 years back when Roger started selling Beta Prostate
Chris L. 5/5 Verified
I think I said all in video
Jennie B. 5/5 Verified
Been using for a while. Ordering is easy. Delivery is quick. Feel product helps with immunity. Will continue to order.
Joanne E. 5/5 Verified
A good product for a fair price; what more could one want?
Billiejo O. 5/5 Verified
Great price and fast shipping and great variety
Dan K. 5/5 Verified
I have been using Yoin Again products for years. Read the articles in theirs library. Know what you are taking and why. Young Again always promotes proper doses and does not sell dangerously high recommended amounts like other companies do. You can trust them and the quality of theirs products. It matters!
Michael K. 5/5 Verified
Quercetin is one of several strong antioxidants that I take to support eye health as well as other parts of my body. I do believe in its efficacy.
Bernhard S. 5/5 Verified
I have used Quercetin for a while now during the Fall and Winter months and feel it has helped my immune system.
Joanne E. 5/5 Verified
Eyes are fine.
Michael D. 5/5 Verified
I take this supplement daily for nutritional support. I'm grateful that there's nothing added, it's just the quercetin. Great price, great brand! Will purchase again.
Elizabeth G. 5/5 Verified
Great Supplement From Young Again!
Leonard M. 5/5 Verified
A good value.
Stephen M. 5/5 Verified
Works great.
Don W. 5/5 Verified
I'm taking for GA alone with two other suppliments. Vision has not changed and that is good.
Michael D. 4/5 Verified
I've been Doing Business with Young Again for probably 21 Years and Every Item That I Purchased has been Nothing but The Best.Roger always Advised Me When He Thought I Should Be Taking a Certain Product.I will miss Him.
Richard R. 5/5 Verified
Great vitamins.
Morris O. 5/5 Verified
All around great supplement with so many benefits! I take this daily and you should too! Great brand at a great price.
Elizabeth G. 5/5 Verified
Package Description: 60 tablets
Serving Size: 1
Servings Per Container: 60
Experience the power of nature's own potent antioxidant with Quercetin, a natural flavonoid predominantly found in apples and onions. Expertly designed to combat free radical damage, our product not only provides effective antioxidant support but also exhibits remarkable anti-inflammatory properties.
Numerous studies have highlighted Quercetin's potential in alleviating the symptoms of prostatitis, making it an essential addition to your wellness regimen.
For a comprehensive understanding of its benefits, we recommend The Supplements You Need from our library. A single dose of 100mg encapsulates all these benefits, delivering a potent boost to your health.
Suggested Use: Take one (1) tablet daily.
*Please note that these statements have not been evaluated by the Food and Drug Administration. Our products are not intended to diagnose, treat, cure, or prevent any disease.
**The Daily Recommended Value has not been established for this product.
Key Ingredient: Quercetin
Additional Ingredients: Dicalcium Phosphate, Stearic Acid, Croscarmellose Sodium, Silicon Dioxide, Microcrystalline Cellulose, Magnesium Stearate, Pharmaceutical Glaze (Shellac, Povidone).
What Benefits Can I Expect from Taking Quercetin?
Quercetin is a powerful antioxidant that helps combat free radical damage in the body. It also has anti-inflammatory properties and has been studied for its potential to reduce symptoms of prostatitis.
Where Can I Learn More about the Benefits of Quercetin?
We recommend reading The Supplements You Need available in our library. This comprehensive guide will provide you with a wealth of information on various dietary supplements, including Quercetin.
Can I Take This Product If I'm Pregnant Or Nursing?
If you are pregnant, nursing, or have a medical condition, it's always best to consult with your healthcare provider before starting any new supplement regimen.
Are There Any Side Effects Associated With This Product?
As with any dietary supplement, individuals may react differently. If you experience any adverse effects, discontinue use and consult your healthcare provider.
Can I Take This Product With Other Medications?
If you are currently taking any medications, it's recommended to consult with your healthcare provider before starting any new supplement regimen to avoid potential interactions.