New York City-based creator Salina Williams avoided dental work most of her life. Finally, in her 50s and with her daughter’s wedding approaching, she decided she was done with the smile insecurity—not to mention physical discomfort—she'd been dealing with for years. So last fall, with the help of some laughing gas and a THC gummy, she had a full mouth reconstruction: 11 new upper teeth and 10 lower teeth using a combination of crowns, veneers, and an implant bridge.