Douglas Laboratories E-400
vs
Douglas Laboratories Nutri-E 400 ™ Forte
Supplement Comparison

  • Vitamin E: Douglas Laboratories Nutri-E 400 ™ Forte has 2.2× more
  • The image below shows:
    • Side-by-side charts with label nutrient amounts, per serving
    • Nutrient forms as listed on the label
    • 4 nutrients compared
Bar chart: per-serving label amounts and listed forms for Douglas Laboratories E-400 vs Douglas Laboratories Nutri-E 400 ™ Forte.

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Frequently asked questions

Which active ingredients does Douglas Laboratories E-400 have?

  • Vitamin E appears as d-Alpha Tocopheryl Acetate

Which active ingredients does Douglas Laboratories Nutri-E 400 ™ Forte have?

  • Vitamin E appears as d-Alpha Tocopherol
  • Vitamin E appears as Gamma Tocopherol
  • Vitamin E appears as Beta and Delta Tocopherols

Which categories do Douglas Laboratories E-400 and Douglas Laboratories Nutri-E 400 ™ Forte belong to?

  • Single Vitamin

What health concerns do Douglas Laboratories E-400 and Douglas Laboratories Nutri-E 400 ™ Forte address?

  • Antioxidant Support
  • Heart & Cardiovascular Health
  • Cellular Health

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

  • Douglas Laboratories Nutri-E 400 ™ Forte has the highest total amount of Vitamin E: 280 mg per serving

How do the serving sizes compare between the two supplements?

  • Serving size:
    • Douglas Laboratories E-400: 1 softgel
    • Douglas Laboratories Nutri-E 400 ™ Forte: 1 softgel
  • Vitamin E
    • This supplement has 268 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 588 mg
    • Recommended Dietary Allowance in men: 15 mg
    • Recommended Dietary Allowance in women: 15 mg
    • Tolerable Upper Intake Level: 1000 mg

Last updated: February 21, 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