Toothpaste, whitening beauty 'blue'?

Sure about whitening toothpaste advertisement you have seen, however, after using the toothpaste, tooth blue such a strange thing, you must have never heard of. Wang has recently met such a strange thing. A few days ago, wong at the nearby supermarket to buy a white 'rapid' the magic of toothpaste, in product claims that read, the toothpaste has a fast teeth whitening efficacy, use it only once can take effect immediately. Therefore, wang bought a home, can let a person unexpectedly is that after using three or four times, teeth are not turned white, instead of wipers, tongue turned blue. 'This paste in toothpaste is blue, looks no difference with other toothpaste,' wang told reporters that 'when you brush your teeth, also with other toothpaste blue paste, is white bubble, but when cleaning brush, you will find stained with blue tooth brush bristles, wash not to drop. More excessive, the tongue were stained with blue. 'Ms. Wang said, such a toothpaste dare not flatter really, it won't continue to use again. So, these blue material harmful to the body? Reporter dials the customer service department of the Chinese toothpaste, staff told reporters that the toothpaste containing CI this unique blue active ingredient, when brushing your teeth, with blue component will paste attached on the surface of teeth, can obscure yellow stains, so as to achieve the whitening effect. Of course, this unique blue component is completely in conformity with the national safety standards, consumer can be at ease use. And when the journalist asked blue staining to toothbrushes and tongue, staff said only a few times will be clean, multi-purpose water cleaning and repeated assurances the blue material is absolutely harmless to the body. Dental experts remind consumers, the main purpose of the toothpaste is clean oral hygiene. As for some teeth whitening and dental problems, this need to consumers, to give you to the hospital treatment, rather than blindly believe some toothpaste ads. Editor: huang rui