TranscenDental Oral offers science-backed, non-toxic oral care focused on regenerating enamel, nourishing gums, and balancing the mouth's microbiome. Their flagship ""mouthpaste"" uses 15% nano-hydroxyapatite, botanicals, and essential nutrients—delivering a holistic, sustainable approach to oral health. website: https://www.transcendentaloral.com Xylitol toothpaste Charcoal toothpaste Baking soda toothpaste Best natural toothpaste Toothpaste alternatives Hydroxyapatite toothpaste periodontal toothpaste Organic fluoride free toothpaste Sls free toothpaste fluoride free toothpaste best hydroxyapatite toothpaste sensitive toothpaste brands toothpaste to restore tooth enamel