Iron sulfate
supplement ingredient
What is it?
Iron sulfate is a supplement added for a specific benefit. Graded good: a real, recognisable ingredient that adds nutritional value, so it lifts a product’s score.
Other names on labels: ferrous sulfate, iron sulphate, iron (ii) sulphate monohydrate
Show 5 more label names
iron (iron (ii) sulphate monohydrate) 2 mg, ferrous sulphate, iron (ferrous sulphate monohydrate), iron (as iron (ii) sulphate monohydrate) 14mg, iron supplement
At a glance
- Base score
- 1 (from −1 to 1; higher is better)
- Found in
- 43 products
Products containing iron sulfate
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 iron sulfate
Is Iron sulfate good for dogs?
Yes, we grade it as a good ingredient: recognisable and nutritionally useful, so it lifts a product’s score. Bear in mind that no single ingredient decides quality; the whole recipe and its balance matter more.
What is iron sulfate in dog food?
Iron sulphate, sometimes listed as ferrous sulphate or iron sulfate on imported labels, is a mineral supplement that provides iron. It is added to help dog food meet nutritional requirements for this mineral. You will often see it in complete and balanced dry or wet foods. Speak to your vet if your dog has a known mineral sensitivity.
How many UK dog foods contain iron sulfate?
43 UK products list iron sulfate as an ingredient in our database. The full list is shown above, sorted by rating.
Show 2 more questions
What else is iron sulfate called on labels?
Manufacturers list it under several names: ferrous sulfate, iron sulphate, iron (ii) sulphate monohydrate, iron (iron (ii) sulphate monohydrate) 2 mg, ferrous sulphate, iron (ferrous sulphate monohydrate), iron (as iron (ii) sulphate monohydrate) 14mg, iron supplement. We match all of these to the same glossary entry when we read a label.
How does Open Dog Food grade iron sulfate?
We grade it good, our highest grade, reserved for recognisable ingredients that add real nutritional value. 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.







