Comparing E307 - Alpha-tocopherol vs E306 - Tocopherol-rich extract
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Found in 340 products
Found in 5,813 products
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Search volume over time
Interest over time for 2 keywords in U.S. during the last 10 years.
Interest over time for 6 keywords in U.S. during the last 10 years.
Popular questions
What is d alpha tocopherol?
It’s the natural stereoisomer of vitamin E (RRR‑α‑tocopherol, E307), typically derived from vegetable oils and used as an antioxidant and nutrient in foods.
Is d alpha tocopherol natural?
Yes—“d‑” indicates the naturally occurring RRR‑α‑tocopherol, usually sourced from plant oils; the synthetic form is labeled “dl‑” (all‑rac‑α‑tocopherol).
What is d-alpha tocopherol?
It’s the natural form of vitamin E (RRR‑α‑tocopherol, E307), the most biologically active isomer and commonly used as an antioxidant in foods.
Is d alpha tocopherol synthetic?
No; the “d‑” form is natural, while the synthetic version is the racemic “dl‑” (all‑rac) α‑tocopherol.
What is d alpha tocopherol acetate?
It’s the acetate ester of d‑α‑tocopherol used for improved stability in foods and supplements; the body converts it to active α‑tocopherol.
Are tocopherols bad for you?
No—tocopherols (E306, natural vitamin E) are considered safe at permitted food-use levels; issues mainly arise with excessive supplement doses, which can increase bleeding risk or cause mild stomach upset.
Are tocopherols safe for dogs?
Yes—mixed tocopherols are commonly used as natural preservatives in dog foods and are considered safe at those levels; avoid high-dose vitamin E supplements for pets unless advised by a veterinarian.
What are tocopherols in food?
They are vitamin E compounds (E306) extracted from vegetable oils, added as antioxidants to slow oxidation and rancidity, especially in fatty foods.
What is tocopherols in food?
In foods, “tocopherols” (E306) refers to a vitamin E–rich extract used as an antioxidant to stabilize oils and preserve flavor.
Are tocopherols safe?
Yes—E306 is generally considered safe at normal food levels (authorized in the EU and GRAS in the U.S.); risks mainly come from very high supplemental intakes.