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Quercetin and Pterostilbene Advanced

product on market Capsule Dr. Mercola Safety: 100/100
100/100

This product looks safe

  • No ingredients exceed tolerable upper intake levels
  • 50% of ingredients have research evidence
A Label Compliance Grade

What the Evidence Says

✨ AI-generated · Qwen 3.6 · methodology

Quercetin and pterostilbene are studied for their antioxidant and anti-inflammatory properties, with moderate evidence supporting their role in cellular health. Research indicates these compounds may support metabolic function and immune response. Due to limited clinical data on this specific combination, the overall evidence coverage remains low.

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

Label

Product Label

Label for Quercetin and Pterostilbene Advanced
Open Full PDF View on NIH DSLD →
Details

Label Data

2 Capsule(s)
Serving Size
30
Servings
Non-Nutrient/Non-Botanical
Product Type
50%
Evidence Coverage
Ingredients

Supplement Facts — Evidence Check

Calories
5 Calorie(s)
Total Carbohydrates
1 Gram(s) (1% DV)
Market median: 500.0mg (283 products) 174 studies (A:0, B:62)
Market median: 167.0mg (311 products) 183 studies (A:0, B:65)

Other Ingredients

Microcrystalline Cellulose Capsule Carrot powder Sunflower Lecithin Potato Maltodextrin Silicon Dioxide
Claims

Label Claims — Verification

Unverified All Other
Info

Product Information

Directions for Use

Suggested Use: Adults, as a dietary supplement, take two (2) capsules daily. One (1) in the morning, and one (1) in the evening.

Warnings & Precautions

Keep out of reach of children.

Do not use if safety seal is broken.

If you are nursing, pregnant, taking medication, including cholesterol lowering medication, or have a medical condition including high cholesterol, consult your physician before taking this product.

Additional Information

Dr. Mercola has been providing quality products since 2001.

Metadata

Product Details

UPC / SKU8 10487 03172 1
DSLD Entry Date2020-08-23
Product TypeNon-Nutrient/Non-Botanical
FormCapsule
BrandDr. Mercola
DSLD ID232895
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.