There is herein described a teeth whitening strip or film. In particular, the present invention relates to a dissolvable or substantially dissolvable
hydrogen peroxide (H2O2) teeth whitening strip or film comprising a concentration of
hydrogen peroxide (H2O2) at or above 10 wt. % of the strip or film. There is also described a process for the manufacture of a dissolvable or substantially dissolvable
tooth whitening strip or film along with the method of using a strip or film comprising a concentration of
hydrogen peroxide (H2O2) at or above 10 wt. % of the strip or film to whiten and / or
bleach teeth.