Vet's Best Dog Dental Care Gel Toothpaste cleans away tartar and plaque to help support dental hygiene; whitening and brightening at the same time;Dental Care Gel Toothpaste for Dogs uses key natural ingredients- Neem Oil, Grapefruit Seed Extract, and Enzymes to keep breath fresh and teeth clean;Simple application - use a brush or your finger to apply dental gel to your dog's teeth 2 - 3 times per week;For best results, no food or water 30 minutes before and after application - this item does NOT have an expiration date. The date on the product is the born-on date