sodium tripolyphosphate

A phosphate additive used to improve texture and water retention. Long-term inorganic phosphorus intake disrupts phosphorus metabolism and accelerates chronic kidney disease (CKD) progression. CKD pets must strictly avoid.

Other common names: STPP, sodium triphosphate, 三聚磷酸鈉, トリポリリン酸ナトリウム

Sources: ASPCA Animal Poison Control Center, FDA Center for Veterinary Medicine, veterinary literature. For reference only, not medical advice. If poisoning is suspected, seek veterinary care immediately.