Mannose
supplement · base score 0.8 · also listed as mannose, d-mannose
What is it?
Mannose 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.
At a glance
- Category
- supplement
- Grade
- good
- Base score
- 0.8 (from −1 to 1; higher is better)
- Found in
- 2 products
- Also listed as
- mannose, d-mannose
Common questions about mannose
Is Mannose 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.
How many UK dog foods contain mannose?
2 UK products list mannose as an ingredient in our database. The full list is shown below, sorted by rating.
What else is mannose called on labels?
Manufacturers list it under several names: mannose, d-mannose. We match all of these to the same glossary entry when we read a label.
How does Open Dog Food grade mannose?
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.
What is mannose in dog food?
Mannose, often listed as D-mannose, is a simple sugar used as a supplement in some dog foods. It is not a major energy source like glucose and is added for a specific nutritional purpose. It is typically found near the end of an ingredients list.
Is mannose safe for dogs?
Mannose is used in small amounts in pet food recipes and is generally considered safe for dogs. Some dogs may be sensitive to sugar-type supplements, so speak to your vet if you have concerns.

