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Leaving the strips on for much longer than instructed can lead to significant tooth sensitivity and oral tissue irritation. Polyvinylpyrrolidone, Polyethylene Glycol, Cellulose Gum, Charcoal Powder, Menthol, Sodium Chlorite,
Crest White strips are not as easily sourced in the UK as they are in the US. This is because of the quantity of hydrogen peroxide in the ingredients creating a greater risk of enamel and dentin damage, increased tooth sensitivity or even pain when using the whitestrips. However, these side effects are not exclusive to the crest white strips and a potential side effects of most whitening products. According to the NHS, as with any teeth whitening product, there’s a chance your gums will be sensitive to the chemicals in the treatment. You should always aim to keep bleaching gels off your gums as this can cause blistering, sensitivity, and damage to tooth enamel. If you have sensitive teeth and are after a teeth-whitening agent to use at home, teeth-whitening toothpaste is the most natural and gentle way to help brighten your smile. Polyvinylpyrrolidone, Polyethylene Glycol, Cellulose Gum, Menthol, Sodium Chlorite, Citric Acid, EDTA. Ingredients: PVP, PEG-40, Hydroxyethyl Cellulose, Citric Acid, Menthol, Hydroxyapatite, Potassium Sorbate, Sodium Fluoride, Isopropyl Cresols. Studies have shown that hydrogen peroxide present in toothpaste is rapidly broken down by the saliva and that other toothpaste ingredients, such as fluoride or sodium bicarbonate do not interfere with this process. One study found that 70% of the hydrogen peroxide was broken downduring the first minute of brushing.In her review, Jen starts with applying the strips. She says they are easy enough to apply, you just need to be careful to avoid your gums so that you don't cause unnecessary irritation. Telling the strips apart is also a simple matter of the longer one being for the upper teeth and the shorted strip for the lower teeth. The estimated exposure to hydrogen peroxide through tooth whitening mouthguards containing 10% carbamide peroxide is about 1.68 to 4.2 mg per day considering that a person swallows 10 to 25% of the whithening gel in the mouthguard during application. The techniques used to make custom-fitted mouthguards and the tooth whiteners themselves have improved recently. Hence, modern treatments use a smaller amount of whitener than older methods. It can also be hard to fully cover the contours where your teeth meet your gums without causing damage to your gums. The result is sometimes a white centre with yellow or grey edges. Disrupting your oral microbiome rinsing and brushing 2 to 3 times daily with products containing more than 6% hydrogen peroxide did affect the tongue and gums in some healthy people. Ingredients: Polyvinylpyrrolidone, Cellulose Gum, Polyethylene Glycol, Bamboo Charcoal Powder, Menthol, Sodium Chloride, Citric Acid, EDTA.
using toothpastes containing up to 1.5% of hydrogen peroxide twice a day for up to six months did not lead to adverse health effects related to hydrogen peroxide. The strips need to be applied daily for up to 30 minutes. Follow the instructions on your chosen kits carefully, as some strips are designed to work with a shorter developing time.Teeth whitening strips are not the only method for whitening teeth. There is a wide variety of alternatives at different price points, to choose from, some options include:
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