INGREDIENT
Sulfur
The elemental mineral, used in very small amounts.
Why it turns up in dog food
- Sulfur is a component of the amino acids that build keratin, the protein in coat and claws.
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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