Answer
Aug 27, 2026 - 08:07 AM
SportingSmiles whitening trays come with two tubes of whitening gel either in a 35% concentrate or 22% concentrate. The gels include the following ingredients: Propylene Glycol, Kosher Glycerine, Carbamide Peroxide, Hydrogen Peroxide, Carbomer,
Peppermint Essential Oil, Triethanolamine . Please specify in notes at check out if you'd like the 22% gels.
Peppermint Essential Oil, Triethanolamine . Please specify in notes at check out if you'd like the 22% gels.
