Quercetin 500 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
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Label Data
2 Capsule(s)
Serving Size
Botanical
Product Type
100%
Evidence Coverage
Supplement Facts — Evidence Check
500 mg
📊 Market median: 500.0mg (283 products)
📚 173 studies (Tier A: 0, B: 62)
Other Ingredients
Silicon Dioxide
Magnesium Stearate
Gelatin
Label Claims — Verification
❓
All Other
❓
Qualified Health
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)
Gluten Free
Dairy Free
Product Information
📋 Directions for Use
Recommended Use: Useful in the prevention of histamine release in allergy sufferers. Indicated in any inflammatory condition. Recommended Dose (Adults): Take 2 capsules per day.
⚠️ Warnings & Precautions
KEEP OUT OF REACH OF CHILDREN.
DO NOT USE IF SEAL UNDER CAP IS BROKEN.
Risk Information: Consult a health care practitioner before use if you are pregnant or breastfeeding.
🧪 Formulation Notes
This product does not contain corn, dairy, egg, gluten, shellfish, soy, sulfites, wheat, or artificial colours, flavours, or preservatives.
Additional Information
STORE IN A COOL DRY PLACE.
Natural Allergy Relief
{Capsule} Actual Size
400595.01-02
SunOpta A healthy products company
UPC CODE TO BE: 0 63047 00595 7
A Proud Canadian Company
Product Details
DSLD Entry Date
2013-05-24
Product Type
Botanical
Form
Capsule
Brand
Nature's Harmony
DSLD ID
21892
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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