🦷 Fun Facts About Flossing Flossing cleans 40% of your tooth surfaces — brushing only reaches the other 60%! Skipping flossing for a week can let plaque harden into tartar, which can only be removed by a dentist. Flossing first vs. brushing first? Studies suggest flossing before brushing helps fluoride reach between your teeth better. Bad breath booster: Up to 80% of bad breath can come from bacteria hiding between teeth. Gum health glow-up: Flossing daily can reduce bleeding gums in as little