Quercetin +
100/100
This product looks safe
- No ingredients exceed tolerable upper intake levels
- 67% of ingredients have research evidence
A
Label Compliance Grade
Product Label
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Label Data
1 Capsule(s)
Serving Size
90
Servings
Other Combinations
Product Type
67%
Evidence Coverage
Supplement Facts — Evidence Check
Vitamin C
100 mg
(111% DV)
11 mg
(100% DV)
✅ Within RDA (1.0× RDA of 11 mg)
📚 258 studies (Tier A: 6, B: 134)
500 mg
📊 Market median: 500.0mg (283 products)
📚 173 studies (Tier A: 0, B: 62)
Other Ingredients
Hypromellose
Magnesium Stearate
Silicon Dioxide
Microcrystalline Cellulose
Label Claims — Verification
❓
Nutrient
❓
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
Adult (18 - 50 Years)
Product Information
📋 Directions for Use
Suggested use: Adults take 1 capsule daily or as directed by a doctor.
⚠️ Warnings & Precautions
Warning: Keep out of reach of children.
If pregnant or breastfeeding, or if you have a medical condition, or if taking any medications or other supplements, consult a health professional before use.
Safety sealed for your protection.
🧪 Formulation Notes
Immune support
500 mg quercetin 100 mg of vitamin C, 11 mg zinc in each serving
Product Details
UPC / SKU
0 46985 00115 1
DSLD Entry Date
2024-11-22
Product Type
Other Combinations
Form
Capsule
Brand
Quantum Health
DSLD ID
320537
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
B
Effects of quercetin supplementation on lipid profile: A systematic review and meta-analysis of randomized controlled trials
B
Dietary polyphenols and the risk of metabolic syndrome: a systematic review and meta-analysis
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
B
A Systematic Review: Quercetin-Secondary Metabolite of the Flavonol Class, with Multiple Health Benefits and Low Bioavailability
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