"Synthetic color additive (FD&C Yellow No. 5, tartrazine) approved for use in pet food."
Dogs and cats are partially colorblind and don't perceive food color the way people shopping for them do — this dye exists purely for the human buyer's benefit. Yellow 5 has been linked to hypersensitivity reactions and is required to carry a warning label in the EU. No nutritional purpose.
A meaningful red flag: an unnamed source, heavy processing into a by-product or digest form, or documented regulatory scrutiny in at least one country. -4 pts deducted.
Rated D (-4 pts) by PetPro-tectors™. Dogs and cats are partially colorblind and don't perceive food color the way people shopping for them do — this dye exists purely for the human buyer's benefit. Yellow 5 has been linked to hypersensitivity reactions and is required to carry a warning label in the EU. No nutritional purpose.
Synthetic color additive (FD&C Yellow No. 5, tartrazine) approved for use in pet food.