Active ingredient is carbamide peroxide - a FDA approved oral antiseptic that has been discovered as a tooth whitening product.
All standard tooth whitening products contain a bleaching gel with either carbamide peroxide or hydrogen peroxide.
Active ingredient is carbamide peroxide available in gel strengths of 10%, 15%, and 20%.
UREA, or Carbamide, Co(NH2)2, the amide of carbonic acid, discovered in 1773 by H.
For example, aa-dimethyl urea is sweet, aß-dimethyl urea is tasteless; p-phenetol carbamide or dulcin, NH 2 CO NH C 6 H 4.0C 2 H 51 is sweet, while the di-p-phenetol carbamide, CO(NH C 6 H 4.0C 2 H 5) 21 is tasteless.