Home/ Supplements/ Quercetin/ Optimized Quercetin 250 mg

Optimized Quercetin 250 mg

product on market Capsule Life Extension Safety: 100/100
100/100

This product looks safe

  • No ingredients exceed tolerable upper intake levels
  • 25% of ingredients have research evidence
B Label Compliance Grade

What the Evidence Says

✨ AI-generated · Qwen 3.6 · methodology

Quercetin and vitamin C are supported by moderate evidence for their roles as antioxidants and immune system modulators. Camu camu berry extract provides additional vitamin C, though clinical evidence for its specific efficacy is more limited. These ingredients generally support cellular health and inflammatory responses.

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

Label

Product Label

Label for Optimized Quercetin 250 mg
Open Full PDF View on NIH DSLD →
Details

Label Data

1 Vegetarian Capsule(s)
Serving Size
60
Servings
Other Combinations
Product Type
25%
Evidence Coverage
Ingredients

Supplement Facts — Evidence Check

Vitamin C
30 mg (33% DV)
250 mg
Market median: 500.0mg (283 products) 174 studies (A:0, B:62)
Optimized Food Blend
210 mg
Camu Camu Berry Extract
60 mg

Other Ingredients

Microcrystalline Cellulose Cellulose Maltodextrin Silica Stearate
Claims

Label Claims — Verification

Unverified All Other
Info

Product Information

Directions for Use

Directions: Take one (1) capsule once or twice daily, or as recommended by a healthcare practitioner.

Warnings & Precautions

Read the entire label and follow the directions carefully.

Warnings: Keep out of reach of children.

Do not exceed recommended dose. Do not purchase if outer seal is damaged.

Consult with your physician if you are undergoing treatment for a medical condition or if you are pregnant or lactating.

To report a serious adverse event or obtain product information, contact 1-866-280-2852.

Formulation Notes

Gluten free Non GMO LE Certified

Bioflavonoid and food-based complex

Additional Information

Scan for product info

Store tightly closed in a cool, dry place.

Non GMO LE Certified

Metadata

Product Details

UPC / SKU7 37870 13096 3
DSLD Entry Date2025-05-21
Product TypeOther Combinations
FormCapsule
BrandLife Extension
DSLD ID328615
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.