Swanson Vitamin E-400
vs
Douglas Laboratories Ultra G.L.A. (Borage Oil)
Supplement Comparison

  • Vitamin E: Swanson Vitamin E-400 has 27× more
  • The image below shows:
    • Side-by-side charts with label nutrient amounts, per serving
    • Nutrient forms as listed on the label
    • 3 nutrients compared
Bar chart: per-serving label amounts and listed forms for Swanson Vitamin E-400 vs Douglas Laboratories Ultra G.L.A. (Borage Oil).

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Frequently asked questions

Which active ingredients does Swanson Vitamin E-400 have?

  • Vitamin E appears as dl-Alpha Tocopheryl Acetate

Which active ingredients does Douglas Laboratories Ultra G.L.A. (Borage Oil) have?

  • Vitamin E appears as d-Alpha Tocopherol
  • Borage Oil

Which categories do Swanson Vitamin E-400 and Douglas Laboratories Ultra G.L.A. (Borage Oil) belong to?

  • Single Vitamin
  • Fatty Acid

What health concerns do Swanson Vitamin E-400 and Douglas Laboratories Ultra G.L.A. (Borage Oil) address?

  • Antioxidant Support
  • Heart & Cardiovascular Health
  • Anti-Inflammatory Support
  • Hormonal Balance
  • Skin, Hair & Nail Health

Which product has a higher amount of Vitamin E per serving?

  • Swanson Vitamin E-400 has the highest total amount of Vitamin E: 180.2 mg per serving

How do the serving sizes compare between the two supplements?

  • Serving size:
    • Swanson Vitamin E-400: 1 softgel
    • Douglas Laboratories Ultra G.L.A. (Borage Oil): 1 softgel
  • Vitamin E
    • This supplement has 180.2 mg
    • Recommended Dietary Allowance in men: 15 mg
    • Recommended Dietary Allowance in women: 15 mg
    • Tolerable Upper Intake Level: 1000 mg
  • Vitamin E
    • This supplement has 6.7 mg
    • Recommended Dietary Allowance in men: 15 mg
    • Recommended Dietary Allowance in women: 15 mg
    • Tolerable Upper Intake Level: 1000 mg

Last updated: February 4, 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.
  • Questions? Read our Frequently Asked Questions or contact us, we’re here to help.
  • See an error? Report it through our Contact page.
  • Author: VIOscan Research Team