A Malaysian dentist has shocked TikTok users by revealing how much toothpaste people should really be putting on their toothbrushes — and it’s a lot less than most people think.
Dr. Gao Jye Teh, a graduate of King’s College in London, has gone viral with a video in which he shows that the amount of toothpaste often used in commercials is actually too much.
Instead, he says, anyone over age three only needs a dollop of toothpaste as big as a single pea.
In his TikTok video, which has been viewed over six million times, Dr. Gao first squeezes out a long line of toothpaste over all the bristles on a toothbrush.
‘The amount of toothpaste used in commercials is way too much,’ he writes.
He then shows that children under age three only need a tiny smear of toothpaste.
‘They might have trouble not swallowing the excess fluoride toothpaste,’ he explained to Buzzfeed, noting that too much can be detrimental to little kids, whose adult teeth are still developing underneath their gums,
As for anyone over age three, not that much more is necessary: just a pea-sized amount is perfect.
‘This is because fluoride, when ingested in large amounts, can cause a cosmetic condition known as dental fluorosis on the developing teeth. The cosmetic implications range from mild discoloration to yellow and brown stains to obvious pits in the teeth,’ he said.
Using less can prevent this from happening — and a pea-sized amount is just enough to get the benefits.
Dr. Gao has a few more tips. He also said that people shouldn’t rinse their mouths out when they’re done brushing, because the fluoride in the toothpaste needs time to work.
And mouthwash is best used at other times of the day, separate from brushing, to increase the amount of fluoride exposure.
Dr. Gao said it’s not surprising that people don’t know the correct