Toothpaste should be changed frequently

Long-term use of the same toothpaste may cause some harmful oral bacteria to develop drug resistance and drug resistance, thereby rendering the toothpaste ineffective. Changing the type of toothpaste frequently can maintain normal oral flora and is beneficial to dental health.

Additionally, over time, toothpaste may lose its potency and effectiveness due to exposure to factors such as air, moisture, and bacteria. Additionally, the active ingredients in toothpaste, such as fluoride and antibacterial agents, may degrade over time, reducing its ability to fight plaque, bacteria, and cavities.

Changing your toothpaste regularly helps ensure that the product you are using is fresh and effective at removing plaque, preventing cavities and preventing gum disease. If you notice any changes in the texture, consistency, or taste of your toothpaste, it's generally recommended to replace your toothpaste every three to four months or sooner. This ensures you get the most benefit from your toothpaste and maintain optimal oral health.