The mouth a lot of the lines of the Niu Age Skin Serum gum chewing is your toothpaste highly fluoridated toothpaste and toothpastes that are flavored can cause are associated with perioral dermatitis which is what a lot of you guys are going through right now with the personal protective equipment and so it's recommended in perioral dermatitis to choose a to go through a stint of using a low or no fluoride toothpaste even though fluoride is.

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