Phosphoric Acid
additive ingredient
What is it?
Phosphoric Acid is an additive, such as a preservative, flavouring or colouring. Graded poor: cheap, vague or of questionable value, so it drags a product’s score down.
At a glance
- Base score
- -1 (from −1 to 1; higher is better)
- Found in
- 2 products
Products containing phosphoric acid
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 phosphoric acid
Is Phosphoric Acid good for dogs?
We grade it as a poor ingredient: typically cheap, vague or of questionable nutritional value, so it drags a product’s score down. One poor ingredient does not make a food bad on its own, but a recipe built from several usually scores low.
How many UK dog foods contain phosphoric acid?
2 UK products list phosphoric acid as an ingredient in our database. The full list is shown above, sorted by rating.
How does Open Dog Food grade phosphoric acid?
We grade it poor, our lowest grade, used for cheap, vague or low-value ingredients. 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.

