Side-by-Side Comparison
Food Additives & E-Numbers
E260: Acetic Acid (Vinegar Acidulant / Preservative) vs. E306: Tocopherol-Rich Extract (Natural Vitamin E Antioxidant)
Comparing 2 standards across 10 specifications. 9 key differences identified.
Comparing:
E260: Acetic Acid (Vinegar Acidulant / Preservative)
E306: Tocopherol-Rich Extract (Natural Vitamin E Antioxidant)
E260 (Acetic Acid / Ethanoic acid) is a natural carboxylic acid produced via aerobic Acetobacter fermentation of ethanol. INS 260, ADI is Not Limited (Quantum Satis), giving vinegar its characteristic pungent sour flavor and pickling preservative action.
E306 is a natural mixture of alpha-, beta-, gamma-, and delta-tocopherols steam-distilled from vegetable oils (soybean, sunflower). INS 306, ADI is Not Limited, serving as the gold standard lipid-soluble antioxidant in fats and oils.
Specification Comparison Table
10 Parameters| Parameter / Spec | ||
|---|---|---|
|
E-Number Code
|
E260 | E306 |
|
INS / Codex Number
|
INS 260 | INS 306 |
|
Functional Class
|
Acidity Regulator, Preservative, Flavoring Tastant | Antioxidant (Lipid Peroxidation Inhibitor) |
|
Acceptable Daily Intake (ADI)
|
Not Limited (Quantum Satis) | Not Limited (Quantum Satis) |
|
Primary Mechanism
|
Lowers pH below 4.2, destroying bacterial cell membrane proton motive force | Free-radical scavenger donating phenolic hydrogen atoms to peroxyl radicals (ROO•), breaking lipid auto-oxidation chain |
|
Common Target Foods
|
Table vinegars (4–8%), pickled cucumbers, mustard, mayonnaise, tomato ketchup | Vegetable cooking oils, margarines, infant formula, fish oil capsules, potato crisps |
|
Dietary Compliance
|
100% Vegan (Biological vinegar fermentation), Halal, Kosher | 100% Vegan (Plant oil distillate), Halal, Kosher Certified |
|
Safety Approval
|
EFSA Authorized / FDA GRAS (21 CFR 184.1005) | EFSA Authorized / FDA GRAS (21 CFR 184.1890) |
|
Chemical Formula
|
CH3COOH (pKa 4.76) | — |
|
Active Isomers
|
— | d-Gamma-Tocopherol, d-Delta-Tocopherol, d-Alpha-Tocopherol |
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