The main function of a Colgate Premier Clean Toothbrush is to:

1. Remove plaque and food debris: Toothbrushes are designed with bristles that help remove plaque, bacteria, and food particles from the surfaces of the teeth and gums.
2. Prevent cavities and gum disease: Regular brushing with a Colgate toothbrush can help prevent cavities by removing the buildup of plaque, which is a primary cause of tooth decay. Additionally, it helps in maintaining healthy gums and preventing gum disease.
3. Improve oral hygiene: Regular brushing with a toothbrush helps to maintain overall oral hygiene, providing fresher breath and a cleaner feeling in the mouth.
4. Promote better oral health: Brushing with a Colgate toothbrush, along with regular flossing and dental check-ups, is essential for maintaining good oral health and preventing dental issues.

It’s important to note that toothbrushes, including those from Colgate, are most effective when used in conjunction with toothpaste and proper brushing techniques, such as brushing for at least two minutes, twice a day. Also, toothbrushes should be replaced every three to four months or when the bristles show signs of wear.