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Ingredient glossary

MOS (prebiotic) in dog food

A prebiotic fibre from yeast cell walls that feeds good gut bacteria - a small ingredient with fair evidence.

Good quality
677foods list it on the label

Found in 677 foods

The highest-scoring foods on our directory with this ingredient on the label.

Same family - the colour tells you the classification at a glance.

How this score is used

Every ingredient's quality score feeds the ODF Score of every food that lists it, weighted by label position - the formula is public, down to the last penalty.

How our rating works

This is label analysis, not veterinary advice - if your dog has a health condition, talk to your vet before switching foods.

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