Crest 3D White Brilliance Pro Ultra White Teeth Whitening Toothpaste contains clinically proven whitening ingredients for whiter teeth that is enamel safe. Experience whiter teeth with Active Whitening Protection. Bring your brightest smile forward with Crest 3D White Brilliance Pro's 3X whitening ingredient system. This formula contains 4% hydrogen peroxide, our highest level in toothpaste, to remove stains and give you whiter teeth.