Resveratrol & Quercetin with Grape Seed Extract - 3 in 1 Formula 30 Veg Capsules
Product Analysis
Transparency Excellent
Supplement Facts
| Ingredient | Amount | % DV |
|---|---|---|
| Quercetin (from quercetin dihydrate) | 250.0 mg | † |
| Grape Seed Extract (Vitis vinifera) (standardized to 90% polyphenols) | 100.0 mg | † |
| Resveratrol (from Polygonum cuspidatum root extract) | 100.0 mg | † |
Bioavailability Good
Absorption Rating
- Quercetin (from quercetin dihydrate) Fair
- Grape Seed Extract (Vitis vinifera) (standardized to 90% polyphenols) Good
- Resveratrol (from Polygonum cuspidatum root extract) Fair
Other Ingredients Excellent
Fillers & Additives
- Hypromellose (Vegetarian Capsule)
- Rice Bran
- Silica
Efficacy Very Poor
Dosage Analysis
- Quercetin (from quercetin dihydrate) 250.0 mg Under-dosed
- Grape Seed Extract (Vitis vinifera) (standardized to 90% polyphenols) 100.0 mg Under-dosed
- Resveratrol (from Polygonum cuspidatum root extract) 100.0 mg Under-dosed
Supplement Facts
| Ingredient | Amount | % Daily Value |
|---|---|---|
| Quercetin (from quercetin dihydrate) | 250.0 mg | † |
| Grape Seed Extract (Vitis vinifera) (standardized to 90% polyphenols) | 100.0 mg | † |
| Resveratrol (from Polygonum cuspidatum root extract) | 100.0 mg | † |
Other Ingredients
Price Comparison
Price History
Tracked across major retailers. Updated periodically.
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Certifications
6 certifications
Transparency
4 claims
Violation History
6 incidents
Is Swanson Resveratrol & Quercetin with Grape Seed Extract - 3 in 1 Formula 30 Veg Capsules a good supplement?
Swanson Resveratrol & Quercetin with Grape Seed Extract - 3 in 1 Formula 30 Veg Capsules received a product quality score of 66/100 in GoodSupp's independent analysis, suggesting some areas that could be improved. The product contains 3 active ingredients with 30 servings per container. All 3 inactive ingredients (fillers, binders, capsule materials) are rated safe — a clean formulation with no flagged additives. The manufacturer, Swanson, holds a brand trust score of 90/100 with 6 verified certifications including Consumerlab, Nsf Gmp, Fda Gmp Inspections, Npa Gmp.
What are the ingredients in Swanson Resveratrol & Quercetin with Grape Seed Extract - 3 in 1 Formula 30 Veg Capsules?
Swanson Resveratrol & Quercetin with Grape Seed Extract - 3 in 1 Formula 30 Veg Capsules contains 3 active ingredients: Quercetin (from quercetin dihydrate) (250.0 mg), Grape Seed Extract (Vitis vinifera) (standardized to 90% polyphenols) (100.0 mg), Resveratrol (from Polygonum cuspidatum root extract) (100.0 mg). Each ingredient's dosage, form, and safety rating is analyzed independently in GoodSupp's full product breakdown.
Is Swanson Resveratrol & Quercetin with Grape Seed Extract - 3 in 1 Formula 30 Veg Capsules safe to take?
Swanson Resveratrol & Quercetin with Grape Seed Extract - 3 in 1 Formula 30 Veg Capsules has been analyzed for ingredient safety across all its components. All 3 inactive ingredients — including capsule materials, fillers, and binders — are rated safe based on regulatory data and published safety research. This is a clean formulation with no controversial additives. Always consult your healthcare provider before starting any new supplement, especially if you take medications or have underlying health conditions.
Is Swanson a trustworthy supplement brand?
Swanson receives a brand trust score of 90/100 based on GoodSupp's independent analysis of certifications, regulatory history, and transparency practices. Founded in 1969 and headquartered in Fargo, North Dakota, United States, the company offers 994 products in their lineup. They hold 6 verified certifications including Consumerlab, Nsf Gmp, Fda Gmp Inspections, Npa Gmp. Third-party certifications are independently verified and indicate the brand meets specific quality, purity, and manufacturing standards. Note: Swanson has 6 historical regulatory incidents on record, which are factored into the trust score.
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