Radiance Teeth Whitening Pen You must pick out the fine first-class whitening toothpastes that contains peroxide as an lively factor. Brushing your enamel with whitening toothpaste can give you fairly whiter tooth color in a few days. • enamel whitening strips: tooth whitening strips are best layers of flexile strops or embraces which have been designed to whiten your tooth. These strips are lined with whitening gel and are handy t use as nicely. No mixing , no mess- juts placed the strip on your teeth and spot the alternate in colour of your tooth.