Completely fluoride free, PK Naturals activated charcoal toothpaste is a great and common choice for a natural alterative ensuring your mouth receives a deep clean, leaving your mouth refreshed while naturally whitening your teeth. Made of Turmeric, Cinnamon, Neem extracts, Vachellia Nilotica, Organic Cardamom, Organic Thyme oil and Organic Wheat germ oil, thyme oil with charcoal.