A typical morning routine for most will include brushing our teeth using toothpaste and following up with a mouthwash of some sort.
But one dentist has revealed the unexpected reason why you should never do this in a TikTok video that's surprised followers. .
Dentist Anna Peterson, who is based in London, revealed many of us may have been cleaning our teeth wrong for years, saying that you should use mouthwash after you eat or before brushing your teeth, and not after.
It's all down to flouride concentrations, which are lower in mouthwash than toothpaste, meaning you wash away the more concentrated flouride if you use it straight after brushing.
A dentist has revealed the unexpected reason why you should NEVER do this when brushing your teeth and people are shocked
The expert explained that toothpaste has roughly 1450 parts per million fluoride, meaning it has a high concentrate to protect your teeth.
She says: 'Your toothpaste that you brush your teeth with has around 1450ppm fluoride.
'Your mouthwash has only 220ppm fluoride. This is a much lower concentration and it's not enough to protect your teeth from sugars that you eat and drink.
'So when you brush your teeth, and you rinse with mouthwash straight away - you just rinse off all the high concentration fluoride, for a low concentration fluoride.'
Dentist Anna Peterson, who is based in London, took to TikTok and revealed many of us may have been cleaning our teeth wrong for years, by using mouthwash after brushing
She added: 'And in our evidence based toolkit for delivering better oral health, all dentists should be following this.
'And by no means am I against mouthwash. Because I do actually recommend it to my patients. But not every patient needs it. I certainly don't tell them to use it after
