NAMED ANIMAL PROTEIN
Mackerel
The flesh of mackerel, an oily ocean fish.
Why It Turns Up In Dog Food
- Rich in EPA and DHA omega 3 fatty acids, natural vitamin D and complete protein.
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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