🟢 100/100

This product looks safe

  • No ingredients exceed tolerable upper intake levels
  • Limited research evidence available for ingredients
B Label Compliance Grade

Product Label

📸

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Label Data

2 Capsule(s) Serving Size
60 Servings
Other Combinations Product Type
0% Evidence Coverage

Supplement Facts — Evidence Check

Vitamin C
200 mg (222% DV)
Quercefit
250 mg
Nettle Leaf Extract
200 mg
N-Acetyl-L-Cysteine
100 mg

Other Ingredients

Hypromellose Water Ascorbyl Palmitate Silica

Label Claims — Verification

All Other
Structure/Function
All Other (99% of products) Structure/Function (84% of products) Nutrient (23% of products) Qualified Health (1% of products)

Target Groups

Vegan Vegetarian Adult (18 - 50 Years) No Allergies Gluten Free Dairy Free

Product Information

📋 Directions for Use

Directions: Take two capsules daily, or use as directed by your healthcare professional.

⚠️ Warnings & Precautions

Consult your healthcare professional before use. Do not use if tamper seal is damaged.

Individuals taking medication should discuss potential interactions with their healthcare professional.

🧪 Formulation Notes

Quercetin 20x Plus is scientifically formulated to support the respiratory system, including nasal passages. It features Quercefit, a highly absorbable Quercetin formulated with Phytosome technology, combined with nettle extract and antioxidant compounds to target immune-system - related pathways connected to respiratory symptoms.

Formulated to Exclude: Wheat, gluten, yeast, soy, animal and dairy products, fish, shellfish, peanuts, tree nuts, egg, sesame, ingredients derived from genetically modified organisms (GMOs), artificial colors, and artificial sweeteners.

Quercefit

Vegetarian caps

Quercetin Phytosome - Antioxidant Complex

Additional Information

Storage: Keep tightly closed in a cool, dry place out of reach of children.

Storage: Keep tightly closed in a cool, dry place out of reach of children.

ePV (ePedigree Verification)

Scan to learn more! This package is completely recyclable

GMP Compliant Third-Party Verified

Product Details

UPC / SKU 7 22537 51270 1
DSLD Entry Date 2025-07-24
Product Type Other Combinations
Form Capsule
Brand XYMOGEN
DSLD ID 335558
Data Updated 2026-04-11

Research Evidence

184 Research Sources
55 Avg Quality Score
91 Systematic Review
75 Meta Analysis
7 Rct
7 Clinical Trial
2 Cochrane Review
1 Openfda Safety
B Treatment of gouty arthritis with traditional Chinese medicine decoction: Meta-analysis, network pharmacology analysis, and molecular docking
Meta Analysis Medicine 2024
B Effects of quercetin supplementation on lipid profile: A systematic review and meta-analysis of randomized controlled trials
Meta Analysis Critical reviews in food science and nutrition 2017
B Dietary polyphenols and the risk of metabolic syndrome: a systematic review and meta-analysis
Meta Analysis BMC endocrine disorders 2024
B Quercetin and endurance exercise capacity: a systematic review and meta-analysis
Meta Analysis Medicine and science in sports and exercise 2011
B Dietary flavonoid intake and smoking-related cancer risk: a meta-analysis
Meta Analysis PloS one 2013
B Clinical efficacy evaluation and potential mechanism prediction on Guizhi-Shaoyao-Zhimu decoction in the treatment of gouty arthritis based on meta-analysis, network pharmacology analysis, and molecular docking
Meta Analysis Medicine 2023
B A Systematic Review: Quercetin-Secondary Metabolite of the Flavonol Class, with Multiple Health Benefits and Low Bioavailability
Systematic Review International journal of molecular sciences 2024
B Dietary flavonoid for preventing colorectal neoplasms.
Cochrane Review The Cochrane database of systematic reviews
B Flavonoids for treating venous leg ulcers.
Cochrane Review The Cochrane database of systematic reviews
B The effects of quercetin supplementation on lipid profiles and inflammatory markers among patients with metabolic syndrome and related disorders: A systematic review and meta-analysis of randomized controlled trials
Meta Analysis Critical reviews in food science and nutrition 2020
View all evidence for Quercetin →

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