Get Extra Whitening. Crest Complete Extra Whitening Toothpaste is enamel safe and is specially formulated to whiten by gently polishing away surface stains to help the natural whiteness of your teeth shine through. It helps fight cavities and tartar, and leaves your teeth feeling slick and smooth. Its Sugar Shield technology helps strengthen areas weakened by sugar†. Plus, Crest Complete Extra Whitening Toothpaste leaves your breath feeling refreshed. , †Protects from sugar’s cavity causing effects Whiter teeth in one tube*, *by gently removing surface stains Strengthens areas weakened by sugar with Sugar Shield†, †Protects from sugar’s cavity causing effects Helps the natural whiteness of your teeth come through; Fights cavities and visible tartar build-up Leaves teeth feeling slick and smooth; Leaves breath feeling refreshed