Do I swallow the gel from BURST Teeth Whitening Breath Strips? October 23, 2024 19:38 Updated Let the gel dissolve almost entirely on the teeth. Small amounts that are swallowed are not harmful. Related articles When can I eat or drink after using BURST Teeth Whitening Breath Strips? I have used the Teeth Whitening Strips by BURST but now have white spots on my teeth, Why? Are BURST Teeth Whitening Breath Strips okay for sensitive teeth? Can kids use BURST Teeth Whitening Breath Strips? Can BURST Teeth Whitening Breath Strips replace mouthwash?