I also use this colgate visible white but not special in my teeth.and I feel so very bad.visible white flavour is very bad and so smelly.after use no improvement in my teeth.i used this paste last seven monthbut no good resultand no whiteness in my teeth.dont try and use this paste.this is not affordable paste because its price very high.cleasing effect very bad.no benfits in these colgate.this colgateis wastage of money.this paste is very harmfull in your teeth.so my friends save your teeth do not use colgate visible white.thank u.