What is the truth about fluoride in toothpaste? Dr. Pooneh Ramezani, DDS discusses the pros and cons of fluoride toothpaste. We know that trying to find the best all natural toothpaste without fluoride can be daunting. But that’s where we come in to sort through the noise. Besides being fluoride-free, Dr. Brite’s Whitening Toothpaste is carrageenan-free, SLS-free, gluten-free, certified cruelty-free by Leaping and is 100%. Our toothpaste is also proudly free of artificial colors and flavorings.