Quercetin 1000 mg
100/100
This product looks safe
- No ingredients exceed tolerable upper intake levels
- 100% of ingredients have research evidence
A
Label Compliance Grade
Product Label
Have a supplement label? Find it here.
Upload a photo of any supplement label to search our database of 92,312 products.
Label Data
1 Caplet(s)
Serving Size
Non-Nutrient/Non-Botanical
Product Type
100%
Evidence Coverage
Supplement Facts — Evidence Check
1000 mg
📊 Market median: 500.0mg (283 products)
📚 173 studies (Tier A: 0, B: 62)
Other Ingredients
Cellulose
Vegetable Acetoglycerides
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
Adult (18 - 50 Years)
Product Information
📋 Directions for Use
DIRECTIONS: As a dietary supplement, take one caplet daily.
⚠️ Warnings & Precautions
KEEP OUT OF REACH OF CHILDREN.
🧪 Formulation Notes
No Sugar, No Artificial Colors, No Artificial Flavors, No Preservatives, Sodium Free, No Wheat, No Gluten, No Corn, No Soy, No Dairy, Yeast Free.
Additional Information
Store in a cool, dry place.
? A bioflavonoid that supports cellular health & function*
? Popular amongst endurance enthusiasts
ACTUAL SIZE
CODE 092921 BMG
Conforms to USP <2091> for weight.
Lot No./Best By:
Meets USP <2040> disintegration.
NEW
Potency veritied by GNC procedure #5260.
Product Details
UPC / SKU
0 48107 10207 4
DSLD Entry Date
2011-11-25
Product Type
Non-Nutrient/Non-Botanical
Form
Other (e.g. tea bag)
Brand
GNC Preventive Nutrition
DSLD ID
2693
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
Compare Similar Products
Citrus Bioflavonoids 1000 mg
Vitamin World
100
Quercetin 500 mg
GNC
100
Citrus Bioflavonoids 1000 mg
Puritan's Pride
100
Ear Care with Bioflavonoids
Puritan's Pride
100
Lipo-Flavonoid Plus
Lipo-Flavonoid
100