Home/ Supplements/ Quercetin/ Quercetin Dihydrate 500mg plus Zinc 25mg

Quercetin Dihydrate 500mg plus Zinc 25mg

product on market Capsule Puritan's Pride Safety: 100/100
100/100

This product looks safe

  • No ingredients exceed tolerable upper intake levels
  • 100% of ingredients have research evidence
A Label Compliance Grade

What the Evidence Says

✨ AI-generated · Qwen 3.6 · grounded in 1 source · methodology

Zinc and quercetin are researched for their roles in supporting immune function and antioxidant activity. Evidence for these ingredients is generally moderate, though the specific synergistic effect of this combination is less extensively documented. Both components are typically well-tolerated at these dosages.

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

Label

Product Label

Label for Quercetin Dihydrate 500mg plus Zinc 25mg
Open Full PDF View on NIH DSLD →
Details

Label Data

1 Capsule(s)
Serving Size
30
Servings
Other Combinations
Product Type
100%
Evidence Coverage
Ingredients

Supplement Facts — Evidence Check

25 mg (227% DV)
2.3× RDA — within safe limits 263 studies (A:6, B:134)
Market median: 500.0mg (283 products) 174 studies (A:0, B:62)

Other Ingredients

Gelatin Rice Flour Silica Magnesium Stearate
Claims

Label Claims — Verification

Unverified Nutrient
Unverified All Other
Unverified Structure/Function
Info

Product Information

Directions for Use

Directions: for adults, take one (1) capsule daily, preferably with a meal.

Warnings & Precautions

Warning: if you are pregnant, nursing, taking any medications or have any medical condition, consult your doctor before use.

Discontinue use and consult your doctor if any adverse reactions occur. Do not use if seal under cap is broken or missing.

Keep out of reach of children.

Formulation Notes

Supports antioxidant & immune health

No artificial color, flavor or sweetener, no sugar, no milk, no lactose, no soy, no wheat, no yeast, no fish. Sodium free.

Additional Information

Store at room temperature.

To reorder item # 26201 www.puritan.com 1-800-645-1030

Quality Assured

Metadata

Product Details

UPC / SKU0 25077 00179 8
DSLD Entry Date2024-08-22
Product TypeOther Combinations
FormCapsule
BrandPuritan's Pride
DSLD ID318172
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.