INGREDIENT
Oil of Rosemary
The essential oil of the rosemary plant, used as a natural preservative.
Why It Turns Up In Dog Food
- Keeps fats from turning rancid, which is how many foods avoid synthetic preservatives.
An ingredient on its own tells you very little.
What matters is how much of it there is and where it sits in the list. That is why we weigh
the top five rather than reacting to any single name further down.
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