D-Alpha-Tocopherol
Also known as: E307a, D-alpha tocopherol
D-alpha-tocopherol is FDA GRAS and EFSA-approved (E307a); the natural form has higher bioactivity than synthetic dl-alpha-tocopherol. EFSA found no safety concerns at authorized food additive uses.
What it is
D-Alpha-tocopherol (E307a), the natural form of vitamin E; a fat-soluble antioxidant.
Antioxidant that prevents lipid oxidation in fats, oils, and fortified products; also used as a vitamin E supplement.
Why it's flagged
- high supplemental doses can interact with anticoagulants
What regulators actually say
"Vitamin E (alpha-tocopherol) is a fat-soluble antioxidant — Tolerable Upper Intake Level for adults is 1,000 mg/day"
"FDA Agency Response Letter — GRAS Notice for alpha-tocopherol (Vitamin E)"
Regulatory status
United States — FDA
GRAS (21 CFR 182.3890); permitted as nutrient/antioxidant
European Union — EFSA
E307a, authorized food additive, no safety concern
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