Potassium Chloride

supplement ingredient

Medium

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.

Other names on labels: e508

At a glance

Base score
0.5 (from −1 to 1; higher is better)
Found in
280 products

Products containing potassium chloride

Results reflect the latest label we hold for each product, not a live check of today's recipe. Open a product to see its source and last-checked date.

Common questions about potassium chloride

Is Potassium Chloride good for dogs?

We grade it medium: nutritionally adequate, but not a standout either way. The overall recipe matters more than any single ingredient.

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.

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How many UK dog foods contain potassium chloride?

280 UK products list potassium chloride as an ingredient in our database. The full list is shown above, sorted by rating.

What else is potassium chloride called on labels?

Manufacturers can also list it as e508. We match this 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.