Mainly because a bleaching agent is involved, a number of the Uncomfortable side effects of teeth whitening can include damage to the gums, tooth sensitivity and irritation, and possibly bleeding while in the oesophagus and belly Should the bleach is swallowed. 'Fully in shock': Taylor Swift pays tribute to kids https://teeth-whitening-kit-austr39639.diowebhost.com/83944929/teeth-whitening-kit-australia-no-further-a-mystery