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Anonymous
I have never had this problem before. I only got 4 1/2 treatments . The tube was stiff and I had to push hard and then too much came out and so it was wasted. My teeth do look better but, in the past they looked Fab! Sorry to complain.
3 years ago
Read Zhengyu Ma Reviews
Zhengyu Ma has a 4.4 average rating from 328 reviews

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