Home/ Supplements/ Quercetin/ Quercetin-C

Quercetin-C

product on market Capsule Cardiovascular Research Safety: 100/100
100/100

This product looks safe

  • No ingredients exceed tolerable upper intake levels
  • 25% of ingredients have research evidence
B Label Compliance Grade

What the Evidence Says

✨ AI-generated · Qwen 3.6 · methodology

Quercetin and rutin are flavonoids with moderate evidence for supporting antioxidant and anti-inflammatory responses. Vitamin C provides established support for immune function and collagen synthesis, while phosphatidylcholine aids cellular membrane integrity. Overall, clinical evidence for this specific combination is limited.

AI-generated summary based on research evidence. Not medical advice.

Label

Product Label

Label for Quercetin-C
Open Full PDF View on NIH DSLD →
Details

Label Data

1 Capsule(s)
Serving Size
90
Servings
Other Combinations
Product Type
25%
Evidence Coverage
Ingredients

Supplement Facts — Evidence Check

Quercitin
100 mg
250 mg
Market median: 500.0mg (19 products)
Vitamin C
100 mg (110% DV)
Market median: 125.0mg (294 products) 38 studies (A:1, B:7)

Other Ingredients

Microcrystalline Cellulose Gelatin Magnesium Stearate Silicon Dioxide
Claims

Label Claims — Verification

Unverified Nutrient
Unverified All Other
Unverified Structure/Function
Info

Product Information

Directions for Use

Directions Take one or two capsules twice daily, or as directed by a physician.

Formulation Notes

QUERCETIN-C is a scientifically designed supplement which contains Quercitin in conjunction with Rutin and Vitamin C. Phosphatidylcholine is used as a liposomal base for maximal absorption.

Liposome-Enhanced

Gluten free, casein free

Additional Information

Ecological Formulas

Metadata

Product Details

UPC / SKU7 52830 68067 8
DSLD Entry Date2023-03-22
Product TypeOther Combinations
FormCapsule
BrandCardiovascular Research
DSLD ID283460
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 →
Compare

Similar Products

Quercetin 500 mg
Nature's Harmony · Capsule
100
Isoquercetin 100 mg
Integrative Therapeutics · Capsule
100
Quercetin 250 mg
VQ Verified Quality · Capsule
100
NitroVasc with Cordiart
Life Extension · Capsule
100
Citrus Bioflavonoid Complex 750 mg
Bluebonnet · Capsule
100
View all Quercetin products →
Quercetin research Best Quercetin All Quercetin products More from Cardiovascular Research View on NIH DSLD →

This product page is for informational purposes only and does not constitute medical advice. Always consult your healthcare provider before taking any supplement.