I bought this less than a month ago used as directed and never noticed a difference

I have used it 5 days straight and there is no difference at all with the shade of my teeth. Very disappointed

Never worked on me atall. Might work on others but not for me.

Last time i did my teeth i used Rio which did a great job the first time i used it but thought id try this out as you cant buy the Rio refills at Very without the rest of the kit . This made not a bit of deference so money down the drain for me. My...

Bought this last week and I am really pleased with the results already

Isn't actually too bad but not seeing much results to be honest

Tried this once and what a difference , teeth are really white

Rubbish did not work one bit!!!! Used every day but still nothing

Bought this a few months ago and used it within a few weeks but cant say I noticed a massive difference only a small change to the whiteness of my teeth. Wouldn't recommend it as it's quite pricey but not that great.

Don't waste your money, does not work at all! No difference. Very disappointed