Food Additives Encyclopedia

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delta-tocopherol(synthetic) ​

Basic Information ​

FieldContent
Chinese namedelta-tocopherol(synthetic)
English namedelta-tocopherol(synthetic)
INS/E numberINS 309
Functional classAntioxidant
Year adopted1991
Approved byAustralia/New Zealand (FSANZ), European Union (EFSA)

What is it? ​

Synthetic delta-tocopherol is a chemically synthesised vitamin E homologue with strong radical-scavenging, lipid-soluble antioxidant activity. It stabilises oils and high-fat foods against oxidation.

Source ​

Industrial：化学缩合、催化、精制得到 δ-生育酚

Why is it used? ​

  • Potently scavenges lipid radicals
  • Delays oxidative deterioration of oils
  • Synergises with alpha/gamma tocopherols
  • Used in edible oils and fatty processed foods

Common Foods ​

  • Edible vegetable oils
  • Fried foods
  • Nut products
  • Meat products
  • Sauces
  • Bakery

Safety ​

ADI (Acceptable Daily Intake)：not limited

Usage Standard ​

China：GB 2760《食品安全国家标准 食品添加剂使用标准》

International：

  • EU Regulation 1333/2008 Annex II (E 309)
  • FDA 21 CFR 182.3890 (GRASS)
  • Codex GSFA (INS 309)

In a nutshell ​

Synthetic delta-tocopherol is a potent vitamin E antioxidant for fatty foods and is safe without a numerical ADI.

Consumer Advice ​

Delta-tocopherol is also a member of the vitamin E family, extracted from vegetable oils and used as an antioxidant to protect food fats from oxidation. Like gamma-tocopherol, it is a natural nutrient with high safety, so it is safe at authorised levels. It is usually derived from sources such as soybean; those allergic to the source should check the label.

Dietary Restrictions ​

  • Vegan: ✅
  • Halal: ✅
  • Kosher: ✅

Allergens ​

✅ Free from common allergens

Disclaimer ​

The information provided here is for discussion and educational purposes only. It is not medical advice or an evaluation/rating of any product or ingredient. This information may not apply to you; before using or taking any action, you should contact the manufacturer, vendor, medical, dietary, fitness, or other professionals. If you use any information provided here, you do so at your own risk.