Desert Essence Prebiotic Mint With Perilla Seed Toothpaste - 6.25 oz. is a tee tree oil toothpaste with perilla seed. This Desert Essence toothpaste has a mint taste and made with Australian Tree Tree Oil. Desert Essence tea tree oil toothpaste is fluoride free and sls free. Desert Essence prebiotic toothpaste is a carrageenan-free botanical toothpaste that cleans the whole mouth while leaving you with a refreshing feeling. This desert toothpaste by Desert Essence Organics uses perilla seed and tee tree oil to neutralize bacteria and purify teeth and gums.