Swanson Full Spectrum Grape Seed
vs
Douglas Laboratories Ultra Benfotiamine
Supplement Comparison

  • Grape (Vitis vinifera) Seed Extract: Swanson Full Spectrum Grape Seed has 15× more
  • The image below shows:
    • Side-by-side charts with label nutrient amounts, per serving
    • Nutrient forms as listed on the label
    • 9 nutrients compared
Bar chart: per-serving label amounts and listed forms for Swanson Full Spectrum Grape Seed vs Douglas Laboratories Ultra Benfotiamine.

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Frequently asked questions

Which active ingredients does Swanson Full Spectrum Grape Seed have?

  • Grape (Vitis vinifera) Seed Extract

Which active ingredients does Douglas Laboratories Ultra Benfotiamine have?

  • Vitamin B1 (Thiamin) appears as BenfoPure Benfotiamine
  • Vitamin B6 (Pyridoxine) appears as Pyridoxal 5-Phosphate
  • Alpha Lipoic Acid
  • Grape (Vitis vinifera) Seed Extract appears as MegaNatural-BP Grape Seed Extract (90% phenolics)
  • French Maritime Pine Bark Extract (Pinus pinaster) appears as Enzogenol Pine Bark Extract (Pinus radiata)

Which categories do Swanson Full Spectrum Grape Seed and Douglas Laboratories Ultra Benfotiamine belong to?

  • Herbal Extract
  • Antioxidant Complex

What health concerns do Swanson Full Spectrum Grape Seed and Douglas Laboratories Ultra Benfotiamine address?

  • Antioxidant Support
  • Heart & Cardiovascular Health
  • Nerve Health & Comfort Support
  • Blood Sugar Support
  • General Health

Which product has a higher amount of Grape (Vitis vinifera) Seed Extract per serving?

  • Swanson Full Spectrum Grape Seed has the highest total amount of Grape (Vitis vinifera) Seed Extract: 380 mg per serving

How do the serving sizes compare between the two supplements?

  • Serving size:
    • Swanson Full Spectrum Grape Seed: 1 capsule
    • Douglas Laboratories Ultra Benfotiamine: 1 capsule
  • Vitamin B1 (Thiamin)
    • This supplement has 150 mg
    • Recommended Dietary Allowance in men: 1.2 mg
    • Recommended Dietary Allowance in women: 1.1 mg
    • Tolerable Upper Intake Level: Not established
  • Vitamin B6 (Pyridoxine)
    • This supplement has 25 mg
    • Recommended Dietary Allowance in men: 1.3 mg
    • Recommended Dietary Allowance in women: 1.3 mg
    • Tolerable Upper Intake Level: 100 mg

Last updated: February 19, 2026

  • Sources & Methodology: Nutrient data and forms are taken directly from Supplement Facts labels. Reviewed and standardized by the VIOscan Research Team. Learn more on the Methodology page.
  • We show the Recommended Dietary Allowance (RDA) when available. If no RDA exists, we show the Adequate Intake (AI). Tolerable Upper Intake Levels (UL) are used for upper limits. Unless otherwise noted, RDAs shown correspond to healthy adults aged 19–50 years and are sex-specific. Separate values exist for 51–70 years and >70 years, and pregnancy and lactation are excluded. All values come from the Dietary Reference Intakes (DRIs) published by the National Academies of Sciences, Engineering, and Medicine (NASEM), Food and Nutrition Board (FNB).
  • Transparency: We’re funded by our users. We don’t have sponsors or affiliate links, and we don’t sell supplements.
  • Editorial standards: we provide independent, impartial and objective data analysis.
  • This analysis is for educational purposes only. It is not a substitute for medical advice.
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  • Author: VIOscan Research Team