Potassium Chloride
supplement · base score 0.5 · also listed as e508
What is it?
Potassium Chloride is a supplement added for a specific benefit. Graded medium: nutritionally adequate and nothing to worry about, but not a standout ingredient either way.
At a glance
- Category
- supplement
- Grade
- medium
- Base score
- 0.5 (from −1 to 1; higher is better)
- Found in
- 271 products
- Also listed as
- e508
Common questions about potassium chloride
Is Potassium Chloride good for dogs?
It is nutritionally fine: we grade it medium, meaning adequate and nothing to worry about, but not a standout either way. The overall recipe matters more than any single ingredient.
How many UK dog foods contain potassium chloride?
271 UK products list potassium chloride as an ingredient in our database. The full list is shown below, sorted by rating.
What else is potassium chloride called on labels?
Manufacturers list it under several names: e508. We match all of these to the same glossary entry when we read a label.
How does Open Dog Food grade potassium chloride?
We grade it medium: nutritionally adequate, but nothing special either way. 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 is potassium chloride in dog food?
Potassium chloride is a mineral supplement often listed as E508 on pet food labels. It provides potassium, an essential mineral in canine diets.
Why is E508 added to dog food?
E508 is the additive code for potassium chloride. It is added to help balance mineral levels in complete dog foods.








