Home/ Supplements/ Quercetin/ C-1000 Caps With 100 mg Bioflavonoids

C-1000 Caps With 100 mg Bioflavonoids

product on market Capsule NOW Safety: 100/100
100/100

This product looks safe

  • No ingredients exceed tolerable upper intake levels
  • 33% of ingredients have research evidence
A Label Compliance Grade

What the Evidence Says

AI-generated · Qwen 3.6 · methodology

Vitamin C and citrus bioflavonoids are supported by strong evidence for antioxidant activity and immune system support. Rutin further contributes to vascular health and enhances the stability of vitamin C. Research indicates these ingredients are generally safe for consumption when taken as directed.

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

Label

Product Label

Label for C-1000 Caps With 100 mg Bioflavonoids
Open Full PDF View on NIH DSLD →
Details

Label Data

1 Capsule(s)
Serving Size
Other Combinations
Product Type
33%
Evidence Coverage
Ingredients

Supplement Facts — Evidence Check

Vitamin C
1 g (1670% DV)
Market median: 500.0mg (283 products) 174 studies (A:0, B:62)
25 mg
Market median: 500.0mg (19 products)

Other Ingredients

Gelatin Magnesium Stearate
Claims

Label Claims — Verification

Unverified All Other
Unverified Structure/Function
Info

Product Information

Directions for Use

SUGGESTED USAGE: As a dietary supplement, take one capsule daily, preferably with meals.

Warnings & Precautions

CAUTION: PLEASE DISCARD THE INEDIBLE FRESHNESS PACKET ENCLOSED.

Formulation Notes

120 + 35 Free Capsules

Contains no sugar, salt, yeast, wheat, gluten, soy, milk, additives or preservatives.

Additional Information

Vitamin C is perhaps the most popular vitamin known to man. It is consumed in a supplemental form by millions of people across the world for its antioxidant properties, which are well-documented in medical research. C-1000 provides a potent dosage of this key vitamin and is blended with Bioflavonoids, which help promote the function of Vitamin C.* Look for other fine NOW(R) products in health food stores nationwide.

Natural color variations may occur in this product.

ACTUAL SIZE

35th Anniversary

Good Manufacturing Practices GMP NNfA

This seal certifies that the manufacturer of this product uses quality systems and procedures that comply with NNFA’s Dietary Supplement GMP standards. The quality of individual ingredients, however, has not been certified.

Bonus 35 Free

CODE 9560

Metadata

Product Details

DSLD Entry Date2012-10-25
Product TypeOther Combinations
FormCapsule
BrandNOW
DSLD ID13054
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
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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.