Ascophyllum Nodosum
supplement ingredient
What is it?
Ascophyllum Nodosum 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: dried ascophyllum nodosum, ascophyllum nodosum extract, dried algae (ascophyllum nodosum)
At a glance
- Base score
- 1 (from −1 to 1; higher is better)
- Found in
- 42 products
Products containing ascophyllum nodosum
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 ascophyllum nodosum
Is Ascophyllum Nodosum 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 Ascophyllum nodosum in dog food?
It is a brown seaweed commonly harvested from the North Atlantic, often added as a source of minerals, trace elements and iodine. It appears on labels as Ascophyllum nodosum, dried algae or seaweed extract.
Why is seaweed added to dog food?
Seaweed such as Ascophyllum nodosum is valued for its mineral content and is sometimes included to support dental hygiene or coat quality. Too much iodine can be problematic, so it is used in controlled amounts.
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How many UK dog foods contain ascophyllum nodosum?
42 UK products list ascophyllum nodosum as an ingredient in our database. The full list is shown above, sorted by rating.
What else is ascophyllum nodosum called on labels?
Manufacturers list it under several names: dried ascophyllum nodosum, ascophyllum nodosum extract, dried algae (ascophyllum nodosum). We match all of these to the same glossary entry when we read a label.
How does Open Dog Food grade ascophyllum nodosum?
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.