Comparing E320 - Butylated hydroxyanisole (bha) vs E307C - DL-Alpha-tocopherol
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Popular questions
What is bha in food?
BHA (E320), butylated hydroxyanisole, is a synthetic antioxidant preservative used to slow oxidation and rancidity in fats and oils in foods and packaging.
What is aha and bha?
In skincare, AHA and BHA are alpha and beta hydroxy acids used as exfoliants; this is different from the food additive BHA (E320), which is butylated hydroxyanisole used as an antioxidant in foods.
Is salicylic acid a bha?
Yes—salicylic acid is a BHA (beta hydroxy acid) used in skincare and is not the same as the food additive BHA (E320, butylated hydroxyanisole).
What is bha and bht?
BHA (E320, butylated hydroxyanisole) and BHT (E321, butylated hydroxytoluene) are synthetic antioxidants added to foods and packaging to prevent oxidation and extend shelf life.
What is bha in skin care?
In skincare, BHA typically means salicylic acid, an oil‑soluble exfoliant for unclogging pores; this is different from food-additive BHA (E320), which is an antioxidant preservative.
Dl alpha tocopherol which to take?
For supplements, natural RRR-alpha-tocopherol (d-alpha-tocopherol) provides higher bioactivity per mg than synthetic DL-alpha-tocopherol (dl-alpha-tocopherol). As a food additive, E307c is used mainly as an antioxidant rather than a preferred vitamin source.
How is dl alpha tocopherol absorbed?
It’s absorbed in the small intestine with dietary fat via bile salt–formed micelles, incorporated into chylomicrons, and transported through the lymph. The liver preferentially retains 2R stereoisomers (e.g., natural RRR-alpha-tocopherol), so synthetic DL forms are less well retained.
Is dl alpha tocopherol safe?
Yes—at permitted food-use levels it’s considered safe (e.g., GRAS/EU approved) as an antioxidant. Very high supplemental intakes can exceed tolerable upper intake levels and may increase bleeding risk, especially with anticoagulants.
Is dl-alpha tocopherol safe?
Yes; as a food additive (E307c) it is widely authorized and safe at typical levels. Excessive supplement doses can raise bleeding risk and interact with blood thinners, so stay within established upper intake limits.
What contains dl alpha tocopherol?
It’s commonly added to fat- and oil-rich foods to prevent rancidity—such as vegetable oils, spreads/margarine, baked goods, breakfast cereals, snacks, and nut or seed products—and it also appears in dietary supplements.