Ingredient glossary
Menadione (synthetic vitamin K3) in dog food
A cheap synthetic vitamin K, banned in human supplements, that keeps turning up in pet food buried in the additive list. Avoidable.
15/100quality score / 100Ingredient to avoid
Which foods contain it?
Not on any matched label yet
None of the foods we've matched so far list this ingredient - as soon as one does, it appears here automatically.
Related ingredients
Same family, own scores - the colour tells you 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 worksThis is label analysis, not veterinary advice - if your dog has a health condition, talk to your vet before switching foods.