Pet Food Ingredient

Mixed Tocopherols

Natural vitamin E compounds used as an antioxidant preservative to prevent rancidity in fats and oils. The "natural" alternative to synthetic preservatives like BHA, BHT, and ethoxyquin.

Also labelled as

natural tocopherolsvitamin E preservative

Regulatory status

AAFCO-approved food-grade preservative; also classified as a nutrient source for vitamin E (alpha-tocopherol fraction).

Key notes

  • —Shorter effective preservation window than synthetic preservatives — typically 6-9 months for kibble versus 12+ for BHA/BHT-preserved equivalents.
  • —No documented safety concerns at inclusion rates used in pet food.

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This entry is factual reference. It is not medical or veterinary advice. Consult a veterinarian for any decisions about your pet's diet.