Quercetin 500 mg
Natural antioxidant power — 500 mg of pure bioflavonoid, minimum 95% purity.
- 500 mg pure quercetin from Sophora japonica extract
- Powerful antioxidant protection against free radicals
- Supports a balanced inflammatory response
- Respiratory comfort during periods of environmental stress
- Minimum 95% concentration for optimal bioavailability
500 mg pure quercetin. Natural protection.
Quercetin is one of the most studied bioflavonoids in nature — a powerful plant compound for antioxidant protection, inflammatory balance, and respiratory comfort. Premium concentration of minimum 95%.
Powerful antioxidant from nature
Quercetin neutralizes free radicals and protects cellular structures — one of the most studied bioflavonoids available.
Healthy inflammatory balance
Supports a balanced inflammatory response, contributing to the overall well-being of the body.
Respiratory comfort during seasonal changes
Stabilizes cell membranes, providing natural support during periods of exposure to pollen, dust, or other environmental factors.
Minimum 95% purity
Extracted from Sophora japonica — one of the richest natural sources of bioflavonoids, for optimal bioavailability.
500 mg
Quercetin
95%
Purity
30
Capsules
Premium formula with carefully selected natural ingredients
Quercetin is one of the most extensively studied bioflavonoids in nature, a powerful plant compound found naturally in fruits, vegetables, and medicinal plants. Quercetin 500 mg from Justin Pharma provides a concentrated dose of high-purity quercetin, extracted from Japanese pagoda tree (Sophora japonica) flower buds, to support the body's antioxidant capacity and inflammatory response balance. Each capsule contains a minimum of 95% quercetin dihydrate, ensuring a premium concentration.
Quercetin 500 mg is a premium dietary supplement containing 500 mg of pure quercetin, a natural bioflavonoid extracted from Japanese pagoda tree (Sophora japonica) flower buds with a minimum concentration of 95%. Studies suggest that quercetin may contribute to supporting the body's antioxidant capacity, maintaining a balanced inflammatory response, and supporting respiratory comfort during periods of environmental stress.
Dietary supplements do not replace a varied and balanced diet. Do not exceed the recommended daily dose. Keep out of reach of children. Store in a dry place, away from direct sunlight.
Simple. Consistent. Effective.
One capsule, 1-2 times per day
With a glass of water, before a meal.
On an empty stomach, before a meal
15-30 minutes before eating for optimal absorption.
Daily, with consistency
Antioxidant effects accumulate over time — be consistent.
Helpful tip
Take the capsule on an empty stomach, 15-30 minutes before a meal. Combining with Vitamin C may increase quercetin bioavailability.
One box = 30 capsules = 15-30 days
Who is this product for
Quercetin 500 mg is designed for adults who want to support their body's antioxidant capacity, individuals concerned with maintaining a balanced inflammatory response, those seeking respiratory comfort during periods of environmental stress such as seasonal changes, people interested in supporting cardiovascular health, as well as those passionate about bioflavonoids and scientifically-supported active plant compounds. It is suitable for adults of any age who desire a concentrated intake of natural antioxidants.
Have questions? We have clear answers.
Most users report initial benefits within the first 1-2 weeks of consistent use. Full effects are typically observed after 4-8 weeks. Consistency is key — take the supplement daily according to the recommended dosage.
The product contains natural ingredients and is well tolerated by most people. As with any dietary supplement, individual reactions may occur in rare cases. If you experience any discomfort, discontinue use and consult a physician.
If you are following a medication regimen or have pre-existing medical conditions, we recommend consulting your doctor or pharmacist before starting supplementation. This product does not replace prescribed medical treatment.
The recommended dosage is indicated on the product packaging. Do not exceed the recommended daily dose. Dietary supplements do not replace a varied and balanced diet and a healthy lifestyle.
Quercetin 500 mg
Choose Quercetin 500 mg and give your body the antioxidant power of one of nature's most studied bioflavonoids. Order now and discover the benefits of pure quercetin.