• 50% of respondents surveyed said that a smile is the first feature they notice about another person
• U.S. consumers buy 14 million gallons of toothpaste each year
• Most adults have 32 teeth
• Your tooth enamel is the hardest part of your entire body
• Teeth start to form even before birth. Milk teeth, or baby teeth, start to form when a baby is in the womb, but teeth don’t begin to show until a child is between six and twelve months old
• Humans have two sets of teeth during their lifetime, while sharks have around 40 sets of teeth
• Your mouth produces over 25,000 quarts of saliva throughout your life. That’s enough to fill two swimming pools! Saliva protects your teeth from bacteria in your mouth
• The average person spends 38 days brushing their teeth during their lifetime.
• One third of your teeth are underneath your gums
• Modern toothpaste has only been available for the past hundred years. Before this invention humans used charcoal or ground chalk, ashes, lemon juice, and honey-tobacco mixtures to clean their teeth