Over time, peroxides spontaneously produce small amounts of oxygen. The tubes for toothpaste that contain peroxide sometimes look puffy because of the pressure from the oxygen that has been produced. The oxygen occurs naturally, and it is simply the result of the active peroxide in the toothpaste.
Articles in this section
- How much toothpaste should I use?
- Is this toothpaste safe for sensitive teeth?
- Is REMBRANDT® Deeply White + Peroxide Toothpaste gluten free?
- What is the percent peroxide concentration in REMBRANDT® toothpaste?
- What are the toothpaste ingredients?
- Why does my toothpaste tube look puffy?
- Why is there extra space in my toothpaste tube?
- Will the REMBRANDT® toothpaste whiten bonded teeth, porcelain caps or laminates?
- What kind of peroxide is used in REMBRANDT® Deeply White + Peroxide Toothpaste? Does it wear away my tooth enamel?
- When will I see a noticeable change in the color of my teeth after using REMBRANDT® Deeply White + Peroxide Toothpaste?