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Nature Made Vitamin E 400 IU
SPECIMEN #NATURE-M
Verified
VitaminsNature Made

Vitamin E 400 IU

High-dose synthetic vitamin E is one of the most debunked supplement trends. SELECT trial: no cancer prevention. Meta-analyses: may increase mortality. Synthetic form depletes gamma-tocopherol (the important one). Eat nuts instead. Seriously.

4.5/10
POOR

400 IU synthetic dl-alpha tocopherol is at the diminishing returns point and uses the inferior synthetic form. The SELECT trial found no cancer prevention benefit. Meta-analyses (Miller 2005) suggest high-dose synthetic vitamin E may increase all-cause mortality. Natural mixed tocopherols at lower doses would be far safer and more effective.

1 ingredientSoftgels100 servings
Evidence
7.0
Dosing
6.7
SynergyN/A (single ingredient)
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What We Like

  • 100 softgels.
  • USP Verified.

Watch Out For

  • Synthetic dl-alpha has 50% bioactivity of natural d-alpha.
  • SELECT trial: no cancer prevention benefit.
  • Meta-analyses: high-dose synthetic E may increase mortality.
  • Displaces gamma-tocopherol (which may be more important).
  • The entire high-dose isolated vitamin E approach is outdated.

What We Analyzed

Vitamin E 400 IU Supplement Facts

Verified Supplement Facts

Every dose checked against clinical research

We analyzed the actual supplement facts panel for this product. Every ingredient dose below was cross-referenced with published clinical trials to determine if it matches what studies actually use.

1 ingredients analyzed

Source: Official product page

Ingredient Breakdown

1 adequate
Clinical Adequate Underdosed Overdosed|Bar = % of clinical dose
IngredientDoseStatusvs. Clinical
Vitamin E8.0

dl-Alpha Tocopherol

180 mgADEQUATE
67%
180 mg

of 400IU

ADEQUATE
67%
In our database (click to learn more) Not yet reviewed

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