The higher the hydrogen peroxide content, the more effective the toothpaste will be at whitening. Keep in mind that this could make the product more likely to irritate your teeth and gums. Liquid Calcium™ technology helps repair the enamel surface by filling in tiny crevices and restoring tooth-strengthening minerals Dantas AAR, et al. (2015). Can a bleaching toothpaste containing blue covarine demonstrate the same bleaching as conventional techniques? An in vitro, randomized and blinded study. Whitening toothpaste can damage enamel if it’s overused or contains strong abrasives. Make sure to follow the directions for use. You can also look for a toothpaste that contains ingredients that protect enamel, such as stannous fluoride, sodium fluoride, or calcium phosphate. Is it safe to use whitening toothpaste daily?

Colgate Optic White contains gentle abrasives to scrub stains and polish teeth. It's the only American Dental Association-approved bleaching toothpaste that is formulated with fluoride for cavity prevention. It forms a protective layer on teeth, allowing the hydrogen peroxide to continue its whitening action beyond time spent actively brushing.

Writing guidelines

This unique formula works best when stored at normal room temperature (>20°C) and water is prevented from getting into the tube by replacing the cap after every use. If the product is out of normal room temperature (<20°C), allow it to return to normal room temperature for ease of dispensing. Naturally powered by ARM & HAMMER Baking Soda, our toothpaste goes beyond cleaning, to give you stronger, healthier teeth and gums. Some whitening toothpastes use abrasives, such as microbeads, to remove stains. These can be effective for tough stains and for removing dental biofilm plaque from teeth. After analyzing the brand's data, our experts in the GH Beauty Lab confirm that this formula can remove up to 10 years of yellow stains on teeth in only four weeks of twice-daily use. "It works!" one Walmart reviewer raved. "I drink a lot of coffee and tea, and I noticed that my teeth are so much whiter after using this toothpaste."

When used correctly, whitening toothpaste can remove surface stains from teeth. Some also lessen intrinsic stains from within teeth. You can expect an effective whitening toothpaste to lighten teeth by two or three shades. Does whitening toothpaste damage enamel? Healthline has strict sourcing guidelines and relies on peer-reviewed studies, academic research institutions, and medical associations. We avoid using tertiary references. You can learn more about how we ensure our content is accurate and current by reading our editorial policy. The ONLY toothpaste with Triple Enamel Protection to STRENGTHEN enamel with Fluoride, NEUTRALIZE enamel-eroding acids with 100% ARM & HAMMER Baking Soda, and REPAIR the enamel surface with Liquid Calcium™ Technology.

Vaz VTP, et al. (2019). Whitening toothpaste containing activated charcoal, blue covarine, hydrogen peroxide or microbeads: Which one is the most effective? Joiner A. (2011). A silica toothpaste containing blue covarine: A new technological breakthrough in whitening. Avoid products that contain ingredients you’re sensitive or allergic to, such as flavorings, dyes, or artificial sweeteners. Some people are also allergic to cocamidopropyl betaine (CAPB) and propylene glycol, two ingredients commonly found in toothpaste.