











ACT Whitening + Anticavity Fluoride Mouthwash 16.9 fl. oz. With Zero Alcohol, Dye Free, Gentle Mint
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Linda
Greater than one weekAfter using it once a night for 10 night, it started to give me sharp pains in my teeth! Weird I know but it actually warns about that on the label. I can never use it again, the last time It was so painful. I guess its the hydrogen peroxide. Evidently it hurts the enamel on your teeth! Just read the label. I should have. All I wanted was a fluoride rinse.
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Gilly
> 3 dayThey weren’t lying. Noticed a whiter smile within 4 days. Would recommend to anybody. It does leave a weird foamy substance in your mouth after use, but that must be the cleansing magic going to work. 10/10.
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MikeyD
Greater than one weekIve tried many types of mouthwash for whitening (almost all use hydrogen peroxide), and I think Act is the best. It keeps my teeth whiter, tastes okay, and doesnt leave an aftertaste in my mouth. It seems to be in short supply in the stores, but Im guessing it will return.
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Alex
> 3 dayThis mouthwash is just great in that it whitens teeth and strengthens them with fluoride. I dont know why all mouthwashes dont perform multiple functions. Additionally, the taste is pretty good too. After using this mouthwash, Im not sure why you would ever use another one.
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DP93
> 3 dayThis is the best mouthwash there is. Its not strong like most, its actually a gentle mint. The taste is phenomenal. It makes my teeth feel smooth and clean.
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EliteReviewsUSA
> 3 dayIt tastes a bit whacky but it certainly works. I struggle to convince myself to keep using it but I still used 90 percent of it.
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BC
> 3 dayIf you are like me, you are looking at this product in hopes that it whitens without causing sensitivity, and has a little fluoride tboot just to keep those chompers strong. Well, this is it. Ive used two other fluoridated whitening rinses and neither had the whitening effect of this, and one clearly caused sensitivity. Maybe it is the xylitol, or a lower concentration of hydrogen peroxide, but I freaking love this stuff. This is my second bottle, and for around $5 it is worth every penny. The taste is good enough and the mint is mild. It foams gently and swishing the full minute isnt a burning gauntlet of sting. Teeth look a little whiter, no burn, and no sensitivity. Sold! Sanofi, PLEASE dont change this product! Youve nailed it!
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Diane Farr
11-06-2025This stuff seems to work, but the aftertaste makes me gag. I try to force myself to use it a couple of times a week. If you dont mind the aftertaste, it will probably be a great product for you.
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Akita Kai’
> 3 dayDentist says it’s working on them. Yay.
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Andrew Check
> 3 dayThis hits all the marks for mouthwash Ive been looking for. It has the whitening ability without missing the fluoride like many whitening rinses do. Theres a good foaming action as well that gets into all the hard to reach places.