Natural preservatives and antioxidants
additive · base score 1 · also listed as natural preservatives, natural antioxidants, extract of rosemary
What is it?
Natural preservatives and antioxidants is an additive, such as a preservative, flavouring or colouring. Graded good: a real, recognisable ingredient that adds nutritional value, so it lifts a product’s score.
At a glance
- Category
- additive
- Grade
- good
- Base score
- 1 (from −1 to 1; higher is better)
- Found in
- 2 products
- Also listed as
- natural preservatives, natural antioxidants, extract of rosemary
Common questions about natural preservatives and antioxidants
Is Natural preservatives and antioxidants good for dogs?
Yes, we grade it as a good ingredient: recognisable and nutritionally useful, so it lifts a product’s score. Bear in mind that no single ingredient decides quality; the whole recipe and its balance matter more.
How many UK dog foods contain natural preservatives and antioxidants?
2 UK products list natural preservatives and antioxidants as an ingredient in our database. The full list is shown below, sorted by rating.
What else is natural preservatives and antioxidants called on labels?
Manufacturers list it under several names: natural preservatives, natural antioxidants, extract of rosemary. We match all of these to the same glossary entry when we read a label.
How does Open Dog Food grade natural preservatives and antioxidants?
We grade it good, our highest grade, reserved for recognisable ingredients that add real nutritional value. Every ingredient is converted to its dry-matter share and scored from our glossary before a recipe gets its 1-100 rating; the full method is on our methodology page.
What are natural preservatives and antioxidants in dog food?
These are compounds derived from natural sources, such as tocopherols, rosemary extract or citric acid, used to keep fats from going rancid and maintain shelf life. They are an alternative to artificial preservatives and are commonly listed collectively on pet food labels.
Are natural preservatives and antioxidants better for dogs than artificial ones?
Many owners prefer natural preservatives and antioxidants because they come from plant sources, but both natural and synthetic options must be safe at approved levels. If your dog has a known sensitivity to rosemary or other plant extracts, check the specific ingredients or speak to your vet.

