how long should you notice the whitening strips is taking effective?

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how long should you notice the whitening strips is taking effective?

i use whitening strips once a day and i started 5 days ago.

2006-12-06 16:18:17 · 2 answers · asked by Anonymous in Entertainment & Music ➔ Comics & Animation

2 answers

It should already be take effect I also use them and they work great for me. So hang in there and you will have a smile that will shine for weeks.. best of luck Rach

2006-12-06 16:26:12 · answer #1 · answered by Michelle 1 · 1⤊ 0⤋

I noticed a big difference about the 5th day. By the 7th day I was really amazed.

2006-12-07 00:26:02 · answer #2 · answered by mistress_piper 5 · 0⤊ 0⤋