Quercetin supplements support antioxidant protection and everyday immune comfort, pairing a single ingredient with reliable quality that counts for your wellbeing.

Available Sizes & Variants:

120 vcaps - convenient daily supply for ongoing use.

Benefits & Features:

• Supports daily immune comfort and antioxidant protection.
• Flexible daily dosing lets you tailor intake to your routine.
• What really makes this tick is the star ingredient quercetin, powering antioxidant and anti inflammatory effects while supporting healthy immune function and airway comfort as an immune support supplement over time.
• Purity driven by Pure Encapsulations, with thorough testing and GMP standards.
• Designed for daily use to help you feel steady throughout the day.

Pure Encapsulations has built a reputation on purity and transparency, testing every ingredient for identity, potency and contaminants before production. Quercetin acts by modulating inflammatory pathways, scavenging free radicals, and stabilising cell membranes to reduce histamine release, aligning with research suggesting support for healthy immune function and airway comfort. This meticulous approach, complete with NSF GMP and GMP certifications, helps ensure you get a natural supplement you can trust.

Quercetin, hypoallergenic plant fiber (microcrystalline cellulose). Vegetarian capsule (hydroxypropyl methyl cellulose).

• GTIN: 766298025049
• Manufacturer: Pure Encapsulations
• Categories: Gout Supplements & VitaminsLung & Respiratory SupplementsNew ArrivalsPopular Supplement BrandsPure EncapsulationsQuercetin Supplements
• Best buy: 6 - 24 months+

United Kingdom Shipping:

Orders placed by 2pm (Monday to Friday) are dispatched the same day. Orders placed after 2pm will be dispatched the next working day.

Free shipping on orders over £50 to the UK.

Returns: Our products are meant to make you feel healthy and at your best. If you need to return your item, you can do so free of charge within 30 days in the same original and unopened packaging. Subject to T&C's.

Take 2-4 capsules daily as a food supplement, divided between doses and with or between meals, or follow your healthcare professional's directions. 1 capsule\, 1 to 2 times daily with food or as directed by a healthcare professional.

Please consult the product packaging for accurate instructions on how to use the product.

The Active Ingredient Is: Quercetin

Quercetin is a natural flavonoid with antioxidant properties used to support normal immune function. This product provides pure quercetin as the active ingredient.

This formulation uses a high-purity quercetin source, aligning with clear sourcing and quality standards for natural supplements.

What Does Quercetin Do?

Quercetin participates in inflammatory pathway modulation and free radical scavenging, aiding cellular membrane stability and immune support as described in research on its antioxidant and anti-inflammatory effects.

Evidence suggests quercetin may support healthy immune function and airway comfort, aligning with EFSA and NHS-type guidance on typical immune and respiration-related processes.

Dr. Li of the NIH found that quercetin participates in inflammatory pathway modulation.

*This product is not intended to diagnose, treat, cure, or prevent any disease.

Pure Encapsulations is our chosen partner for Quercetin because this brand maintains stringent facility standards and a open manufacturing ethos that fit with Welzo’s commitment to purity and safety. This brand consistently shows industry leadership through extensive third‑party testing, CGMP manufacturing, and a history of surpassing USP standards, which backs our expectations for premium supplements. The manufacturer is widely recognised in professional circles for its specialised approach to single‑ingredient formulations and its robust global distribution network, placing Pure Encapsulations as a trusted partner among premium brands.

Compared with alternatives, Pure Encapsulations stands out for its sourcing transparency and commitment to rigorous identity, potency and contaminant testing, backed by NSF‑GMP and GMP certifications in the US and Canada. This brand’s careful ingredient selection and contamination controls reinforce the reliability of Quercetin for consumers seeking antioxidant support and potential immune support and inflammatory comfort, without unnecessary additives. This brand was evaluated by our medical team for compliance with the certifications we require.

Ultimately, Pure Encapsulations demonstrates a strong synergy with Quercetin’s product profile, delivering high‑quality, well‑documented manufacturing standards that support predictable, safe daily use. The selection decision reflects our rigorous brand evaluation process and expert curation.