Propylene glycol (dog products)

Why it matters

Permitted in dog food as a humectant in soft and semi-moist products but prohibited in cat food. Flagged as an avoidable synthetic in dog products.

How PawScore treats it

Foods containing Propylene glycol (dog products) are penalized when we grade the label. We don't publish the exact numeric weights so scores stay honest as the rubric evolves.

Source