- Boar, badger, and horse hair were used for toothbrush bristles but were later found to be abrasive and harsh.
- The first nylon-bristled toothbrush with a plastic handle was invented in 1938
- The first American to get a patent for a toothbrush was H.N. Wadsworth
- The electric toothbrush first appeared in 1939
- Egyptians used a form of toothpaste over 5000 years ago
- Colgate introduced aromatic toothpaste in a jar in 1873
- Colgate dental cream was packaged in collapsible tubes in 1896
- Approximately $2 billion a year is spent on dental products a year in the United States (toothpaste, mouthwash, floss, and toothbrushes)
- Ancient cultures chewed on twigs or roots to clean their teeth