Best Naturals Resveratrol Complex supplement bottle
Best Naturals

Resveratrol Complex

What We Researched
5 active ingredients analyzed · 3 inactive ingredients decoded · 1 brand certification checked · 1 retailer compared · Last updated: Mar 2026
80
Product Score Good
67
Brand Score Fair

Product Analysis

Transparency Excellent

Supplement Facts

IngredientAmount% DV
Grape Skin Extract 4:1 (Vitis vinifera) 200 mg **
Red Wine Extract 4:1 (Vitis vinifera) (Seed) 60 mg **
Quercetin Dihydrate (Sophora Japonica) (Bud) 40 mg **
Acetyl-L-Carnitine HCL 40 mg **
Resveratrol (Polygonum Cuspidatum) (Root) 500 mg **
Bioavailability Good

Absorption Rating

  • Grape Skin Extract 4:1 (Vitis vinifera) Fair
  • Red Wine Extract 4:1 (Vitis vinifera) (Seed) Good
  • Quercetin Dihydrate (Sophora Japonica) (Bud) Fair
  • Acetyl-L-Carnitine HCL Good
  • Resveratrol (Polygonum Cuspidatum) (Root) Fair
Other Ingredients Excellent

Fillers & Additives

  • Capsule (Vegetable Cellulose)
  • Silicon Dioxide
  • Magnesium Stearate
Efficacy Fair

Dosage Analysis

  • Grape Skin Extract 4:1 (Vitis vinifera) 200 mg Effective
  • Quercetin Dihydrate (Sophora Japonica) (Bud) 40 mg Under-dosed
  • Acetyl-L-Carnitine HCL 40 mg Under-dosed
  • Resveratrol (Polygonum Cuspidatum) (Root) 500 mg Effective

Supplement Facts

Ingredient Amount % Daily Value
Grape Skin Extract 4:1 (Vitis vinifera) 200 mg **
Red Wine Extract 4:1 (Vitis vinifera) (Seed) 60 mg **
Quercetin Dihydrate (Sophora Japonica) (Bud) 40 mg **
Acetyl-L-Carnitine HCL 40 mg **
Resveratrol (Polygonum Cuspidatum) (Root) 500 mg **

Other Ingredients

Inactive ingredients used in manufacturing. All rated for safety.

Capsule (Vegetable Cellulose) Safe

It encapsulates the supplement ingredients for easy swallowing and delivery.

Silicon Dioxide Safe

Prevents clumping and ensures consistent dosing.

Magnesium Stearate Safe

Prevents ingredients from sticking to manufacturing equipment during tableting.

Price Comparison

Prices shown at time of last check. Click a retailer to see current price. GoodSupp is not affiliated with any retailer.

Brand Trust Report
Best Naturals

Founded 2012 · Piscataway, New Jersey, USA · 129 products · shopbestnaturals.com

Certifications

1 certification
Consumerlab Verified Source

Transparency

3 claims
Third Party Testing Claim — Claimed Source
In House Testing — Verified Source

Violation History

2 incidents
Prop 65 Lead and lead compounds2021-12-29Source
Lawsuit Falsely advertising krill oil supplements that allegedly contain no krill.2021Source
Related Supplements
Frequently Asked Questions
Is Best Naturals Resveratrol Complex a good supplement?

Best Naturals Resveratrol Complex received a product quality score of 80/100 in GoodSupp's independent analysis, indicating strong overall quality. The product contains 5 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, Best Naturals, holds a brand trust score of 67/100 with 1 verified certifications including Consumerlab.

What are the ingredients in Best Naturals Resveratrol Complex?

Best Naturals Resveratrol Complex contains 5 active ingredients: Grape Skin Extract 4:1 (Vitis vinifera) (200 mg), Red Wine Extract 4:1 (Vitis vinifera) (Seed) (60 mg), Quercetin Dihydrate (Sophora Japonica) (Bud) (40 mg), Acetyl-L-Carnitine HCL (40 mg), Resveratrol (Polygonum Cuspidatum) (Root) (500 mg). Each ingredient's dosage, form, and safety rating is analyzed independently in GoodSupp's full product breakdown.

Is Best Naturals Resveratrol Complex safe to take?

Best Naturals Resveratrol Complex 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 Best Naturals a trustworthy supplement brand?

Best Naturals receives a brand trust score of 67/100 based on GoodSupp's independent analysis of certifications, regulatory history, and transparency practices. Founded in 2012 and headquartered in Piscataway, New Jersey, USA, the company offers 129 products in their lineup. They hold 1 verified certifications including Consumerlab. Third-party certifications are independently verified and indicate the brand meets specific quality, purity, and manufacturing standards. Note: Best Naturals has 2 historical regulatory incidents on record, which are factored into the trust score.

Scan Any Supplement Instantly

Download GoodSupp to scan barcodes, check ingredient safety, and find the best supplements for your needs.

Disclaimer: GoodSupp provides independent supplement quality analysis for informational purposes only. Scores are generated algorithmically based on ingredient profiles, brand certifications, and public records. This is not medical advice. Always consult a healthcare professional before starting any supplement regimen. Product data is sourced from manufacturer labels and public databases. GoodSupp is not affiliated with any supplement brand.