E-400IU Review

Nature's Bounty E-400IU received a product quality score of 93/100 in GoodSupp's independent analysis, placing it in the top tier of supplements we've analyzed. The product contains 1 active ingredients All 3 inactive ingredients (fillers, binders, capsule materials) are rated safe — a clean formulation with no flagged additives. The manufacturer, Nature's Bounty, holds a brand trust score of 100/100 with 7 verified certifications including Clean Label Project, Health Canada Licensed, Labdoor, Usda Organic.

Nature's Bounty E-400IU contains 1 active ingredients: Vitamin E (as D-Alpha-Tocopherol, D-Beta-Tocopherol, D-Delta-Tocopherol, D-Gamma-Tocopherol) (400 IU). Notable high-dose ingredients include Vitamin E at 1333% DV. Each ingredient's dosage, form, and safety rating is analyzed independently in GoodSupp's full product breakdown.

Nature's Bounty E-400IU 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.

Nature's Bounty receives a brand trust score of 100/100 based on GoodSupp's independent analysis of certifications, regulatory history, and transparency practices. Founded in 1971 and headquartered in Ronkonkoma, New York, USA, the company offers 712 products in their lineup. They hold 7 verified certifications including Clean Label Project, Health Canada Licensed, Labdoor, Usda Organic. Third-party certifications are independently verified and indicate the brand meets specific quality, purity, and manufacturing standards. Note: Nature's Bounty has 5 historical regulatory incidents on record, which are factored into the trust score.