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Quercetin 20x Plus

product on market Capsule XYMOGEN Safety: 100/100
100/100

This product looks safe

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

Product Label

Label for Quercetin 20x Plus
Open Full PDF View on NIH DSLD →
Details

Label Data

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

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
Claims

Label Claims — Verification

Unverified All Other
Unverified Structure/Function
Info

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

Metadata

Product Details

UPC / SKU7 22537 51270 1
DSLD Entry Date2025-07-24
Product TypeOther Combinations
FormCapsule
BrandXYMOGEN
DSLD ID335558
Data Updated2026-04-11
Research

Research Evidence

184
Research Sources
55
Avg Quality
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 PubMed DOI
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 PubMed
B Dietary polyphenols and the risk of metabolic syndrome: a systematic review and meta-analysis
Meta Analysis BMC endocrine disorders 2024 PubMed DOI
B Quercetin and endurance exercise capacity: a systematic review and meta-analysis
Meta Analysis Medicine and science in sports and exercise 2011 PubMed DOI
B Dietary flavonoid intake and smoking-related cancer risk: a meta-analysis
Meta Analysis PloS one 2013 PubMed DOI
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 PubMed DOI
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 PubMed DOI
B Dietary flavonoid for preventing colorectal neoplasms.
Cochrane Review The Cochrane database of systematic reviews PubMed DOI
B Flavonoids for treating venous leg ulcers.
Cochrane Review The Cochrane database of systematic reviews PubMed DOI
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 PubMed DOI
View all evidence for Quercetin →
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This product page is for informational purposes only and does not constitute medical advice. Always consult your healthcare provider before taking any supplement.