---
product_id: 85784120
title: "Quercetin Phytosome, 60 Capsules"
brand: "thorne"
price: "€ 90.59"
currency: EUR
in_stock: true
category: "Thorne"
url: https://www.desertcart.fr/products/85784120-quercetin-phytosome-60-capsules
store_origin: FR
region: France
---

# 20x bioavailability boost 250mg pure quercetin phytosome GMP-certified purity & safety Quercetin Phytosome, 60 Capsules

**Brand:** thorne
**Price:** € 90.59
**Availability:** ✅ In Stock

## Summary

> 🛡️ Elevate your immune game with science-backed, ultra-absorbable quercetin!

## Quick Answers

- **What is this?** Quercetin Phytosome, 60 Capsules by thorne
- **How much does it cost?** € 90.59 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.fr](https://www.desertcart.fr/products/85784120-quercetin-phytosome-60-capsules)

## Best For

- thorne enthusiasts

## Why This Product

- Trusted thorne brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Clean & Powerful:** 250mg of high-purity phytosome complex, free from gluten, soy, dairy, and shellfish.
- • **Next-Level Absorption:** Up to 20x more bioavailable quercetin for maximum immune support.
- • **Flexible Daily Defense:** Take 1 capsule 2-3 times daily with meals—customize your immune boost.
- • **Plant-Powered Wellness:** Harnesses natural flavonoids sourced from fruits, veggies, and tea for holistic health.
- • **Trusted Science, Trusted You:** GMP-certified, third-party tested, and backed by evidence-based research.

## Overview

Thorne Quercetin Phytosome delivers 250mg of a sunflower-derived phospholipid complex per capsule, enhancing quercetin absorption by up to 20 times compared to standard extracts. This gluten-free, clean-label formula supports immune health with plant-based flavonoids, manufactured under GMP-certified conditions and rigorously third-party tested for purity and safety.

## Description

Each capsule contains 250mg of quercetin phytosome, up to 20 times more bioavailable, providing antioxidant support and enhanced absorption for immune health.

## Features

- Optimised Bioavailability: Featuring quercetin phytosome (phospholipid complex from sunflower), shown to be up to 20 times more bioavailable than standard quercetin extract
- High-Purity Formula: Delivers 250 mg quercetin phytosome per capsule with minimal, clean-label excipients and no gluten, soy, dairy, shellfish, or fish
- Trusted Ingredient Sourcing: Contains plant-based flavonoids, a class of compounds naturally found in fruits, vegetables, and tea
- Flexible Use: Take 1 capsule two to three times daily with meals or as recommended by your health-care practitioner
- Science-Backed & GMP Certified: Every Thorne supplement is crafted using evidence-based research, GMP-certified manufacturing, third-party testing, and with a commitment to product purity and safety, supporting individual wellbeing

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0797DQTVZ |
| ASIN  | B0797DQTVZ |
| Age Range Description | Adult |
| Allergen Information | Contains: Gluten Free |
| Benefits | Immune Support |
| Best Sellers Rank | 16,111 in Health & Personal Care ( See Top 100 in Health & Personal Care ) 11 in Quercetin Antioxidant Supplements |
| Brand Name | THORNE |
| Country Of Origin | USA |
| Country of origin  | USA |
| Customer Reviews | 4.7 4.7 out of 5 stars (2,279) |
| Customer reviews | 4.7 4.7 out of 5 stars (2,279) |
| Diet Type | Gluten Free |
| Dosage Form | Capsule |
| Flavour | Apple |
| Guaranteed software updates until  | unknown |
| Item Dimensions | 5.3 x 5.3 x 9.4 centimetres |
| Item Form | Capsule |
| Item Highlight | Advanced Phytosome Complex for Superior Absorption, Flavonoid Formula |
| Item Weight | 0.13 Pounds |
| Item model number  | SB335 |
| Manufacturer | Thorne Research |
| Manufacturer  | Thorne Research |
| Manufacturer Part Number | SB335 |
| Model Number | SB335 |
| Number of Items | 1 |
| Primary Supplement Type | B-Complex |
| Product Dimensions  | 5.31 x 5.31 x 9.45 cm; 58.97 g |
| Specific Uses For Product | Cellular Health,Immune,Immune Support,Inflammatory Response |
| UPC | 693749004356 |
| Unit Count | 60.00 count |

## Product Details

- **Age range (description):** Adult
- **Brand:** THORNE
- **Diet type:** Gluten Free
- **Flavour:** Apple
- **Item dimensions L x W x H:** 5.3 x 5.3 x 9.4 centimetres
- **Item form:** Capsule
- **Item weight:** 0.13 Pounds
- **Primary supplement type:** B-Complex
- **Product benefits:** Immune Support
- **Unit count:** 60.00 count

## Images

![Quercetin Phytosome, 60 Capsules - Image 1](https://m.media-amazon.com/images/I/71aVcjDhxaL.jpg)

## Questions & Answers

**Q: What makes Thorne supplements high quality?**
A: Thorne produces high-quality supplements through rigorous testing, well-researched ingredient sourcing, and strict manufacturing standards. We avoid unnecessary additives, binders, and fillers that may interfere with nutrient absorption.

**Q: How does Thorne test its supplements for quality?**
A: To confirm the purity of our ingredients, the potency of our formulas, and the absence of all contaminants, we carry out a minimum of four rounds of testing on every product we manufacture. 100+ Thorne employees are dedicated to ensuring quality.

**Q: Are Thorne supplements clinically tested and safe?**
A: Thorne partners with researchers and conducts clinical trials to support the efficacy of our products. Our team of doctors and medical experts substantiate each ingredient in every formula based on extensive clinical research and medical literature.

**Q: Why are Thorne products more expensive than other supplements?**
A: When it comes to the health of our customers, we never settle. Thorne products may be priced higher than some others because of our commitment to quality at every step. We don’t simply meet the standard in dietary supplements — we set the standard.

**Q: Where are Thorne supplements made and where are the ingredients sourced from?**
A: Located in South Carolina, Thorne manufactures supplements in the USA using globally sourced ingredients. When it comes to ingredient sourcing, we seek out only the highest-quality ingredients, selecting each one for its purity and effectiveness.

## Frequently Bought Together

- THORNE Quercetin Phytosome - Exclusive Phytosome Complex for Immune Health, Respiratory Support, and Seasonal Allergy Relief* - 60 Capsules
- THORNE NAC - N-Acetylcysteine - 500mg - Supports Respiratory Health and Immune Function*; Promotes Liver and Kidney Detox - 90 Capsules
- THORNE Vitamin D-5000 - Vitamin D3 Supplement - Support Healthy Bones, Teeth, Muscles, Cardiovascular, and Immune Function* - NSF Certified for Sport - Dairy-Free, Soy-Free - 60 Capsules

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*Product available on Desertcart France*
*Store origin: FR*
*Last updated: 2026-09-16*