On its own, this ingredient is considered fairly safe. Acrylates CopolymerĪcrylates copolymer is a polymer that holds each upper and lower strip together during use. The EWG also warns that PEG-8 is frequently contaminated with more dangerous chemicals like 1,4-Dioxane, a potential carcinogen. In some individuals, PEG-8 may cause hives on contact with sensitive tissue like the cheeks, gums, or tongue. It was once banned because it was believed to cause bladder cancer in animals but has since been unbanned around the world. However, saccharin is not dangerous according to the best available scientific evidence. Saccharin isn’t my first choice as a sweetener - xylitol and erythritol are much better low-calorie sugar substitutes for dental health. (Instead of brittle hair, think: sensitive teeth.) Sodium Saccharin Essentially, just like you can strip your hair too much from over-dyeing it, you can do the same with teeth. Sodium hydroxide is also used in hair dye. Sodium hydroxide is a “caustic agent,” meaning it corrodes what it touches. It’s considered toxic when used inside the body. The pH-balancing ingredient in white strips, sodium hydroxide, may be somewhat dangerous. These adhesives may irritate the gums and damage enamel when overused but are considered generally safe. The strips also contain carbomer, another fairly safe chemical, to increase the adhesion of the gel. This adhesive is safe, meaning it doesn’t bioaccumulate or disrupt hormones, like many household chemicals. PVP & CarbomerĬrest Whitestrips use polyvinylpyrrolidone (PVP) to bind strips to teeth. The most danger occurs when peroxide comes into contact with porous, sensitive gum tissue. It can destroy the oral microbiome, killing off the beneficial bacteria that prevent cavity formation, gum disease, bad breath, and other conditions.Ĭarbamide and hydrogen peroxide are the only widely used products to whiten teeth down to the dentin layer. The European Union (EU) and Canada’s governmental body classify hydrogen peroxide, the whitening ingredient in Crest Whitestrips, as toxic or harmful when used in the mouth. Pyrophosphate (only in Crest 3D White Whitestrips Stain Shield).Each strip is coated with a whitening gel and adhesive to make the strips stay put. Whitening strips are small pieces of an enamel-safe flexible plastic called polyethylene, a common plastic. These at-home whitening strips use a lower concentration of the same ingredient dentists use to whiten teeth. The gel is pressed against the teeth for several minutes to penetrate the enamel layer and “bleach” teeth. How Crest White Strips WorkĬrest Whitestrips work by coating the teeth with a gel that contains hydrogen peroxide or carbamide peroxide. So, how do Crest Whitening Strips (by Procter & Gamble) and similar brands work? IF YOU PURCHASE A PRODUCT USING A LINK BELOW, WE MAY RECEIVE A SMALL COMMISSION AT NO ADDITIONAL COST TO YOU. But before you try them, I want you to understand some of the risks of this teeth whitening method. In truth, teeth whitening strips do work to make teeth look whiter and brighter. The Best Alternatives to Crest WhitestripsĬrest Whitestrips seem like the perfect solution for whiter teeth - they’re convenient, affordable, and more popular than ever.īut the question is: Do Crest whitestrips really work? And are they safe?.If you no longer wish to have this DailyMed RSS service, simply delete the copied URL from your RSS Reader. To view updated drug label links, paste the RSS feed address (URL) shown below into a RSS reader, or use a browser which supports RSS feeds, such as Safari for Mac OS X. What will I get with the DailyMed RSS feed?ĭailyMed will deliver notification of updates and additions to Drug Label information currently shown on this site through its RSS feed.ĭailyMed will deliver this notification to your desktop, Web browser, or e-mail depending on the RSS Reader you select to use. To receive all DailyMed Updates for the last seven days Labeler - The Procter & Gamble Manufacturing CompanyĬopy the URL below and paste it into your RSS Reader application. SODIUM ACID PYROPHOSPHATE (UNII: H5WVD9LZUD)ĪMMONIUM ACRYLOYLDIMETHYLTAURATE, DIMETHYLACRYLAMIDE, LAURYL METHACRYLATE AND LAURETH-4 METHACRYLATE COPOLYMER, TRIMETHYLOLPROPANE TRIACRYLATE CROSSLINKED (45000 MPA.S) (UNII: Q7UI015FF9)Ĩ5 g in 1 TUBE Type 0: Not a Combination Product SODIUM MONOFLUOROPHOSPHATE (UNII: C810JCZ56Q) (FLUORIDE ION - UNII:Q80VPU408O) Sodium monofluorophosphate paste, dentifrice CREST 3D WHITE BRILLIANCE HYDROGEN PEROXIDE DEEP CLEAN
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